Area Code 303 Location - Colorado
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Cities in Areacode 303
- Arvada
- Aurora
- Boulder
- Brighton
- Broomfield
- Castle Rock
- Castlewood
- Columbine
- Commerce City
- Denver
- Englewood
- Highlands Ranch
- Ken Caryl
- Lafayette
- Lakewood
- Littleton
- Longmont
- Loveland
- Northglenn
- Parker
- Southglenn
- Thornton
- Westminster
- Wheat Ridge
| PREFIX | USAGE | PRIMARY CITY | CARRIER |
|---|---|---|---|
| 303-392- | Wireless | Denver | Contact Paging Of Colorado |
| 303-846- | Landline | Denver | Qwest Corporation |
| 303-937- | Landline | Denver | Qwest Corporation |
| 303-609- | Wireless | Denver | Usa Mobility Wireless |
| 303-216- | Landline | Golden | Qwest Corporation |
| 303-640- | Landline | Denver | Qwest Corporation |
| 303-903- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-748- | Wireless | Denver | New Cingular Wireless PCS |
| 303-262- | Landline | Denver | AT&T Local |
| 303-813- | Landline | Denver | Qwest Corporation |
| 303-509- | Wireless | Denver | American Messaging (am) |
| 303-515- | Landline | Denver | 360networks (usa) Inc. |
| 303-513- | Wireless | Denver | New Cingular Wireless PCS |
| 303-904- | Landline | Denver | Qwest Corporation |
| 303-232- | Landline | Denver | Qwest Corporation |
| 303-819- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-916- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-805- | Landline | Denver | Qwest Corporation |
| 303-947- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-210- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-776- | Landline | Longmont | Qwest Corporation |
| 303-260- | Landline | Denver | Qwest Corporation |
| 303-936- | Landline | Denver | Qwest Corporation |
| 303-851- | Wireless | Denver | Usa Mobility Wireless |
| 303-302- | Landline | Denver | Xo Colorado |
| 303-922- | Landline | Denver | Qwest Corporation |
| 303-451- | Landline | Denver | Qwest Corporation |
| 303-733- | Landline | Denver | Qwest Corporation |
| 303-582- | Landline | Denver | Qwest Corporation |
| 303-398- | Landline | Denver | Qwest Corporation |
| 303-225- | Landline | Denver | Global Crossing Local Services-co |
| 303-705- | Landline | Denver | Qwest Corporation |
| 303-835- | Landline | Brighton | Level 3 Communications |
| 303-340- | Landline | Aurora | Qwest Corporation |
| 303-727- | Landline | Denver | Qwest Corporation |
| 303-698- | Landline | Denver | Qwest Corporation |
| 303-570- | Wireless | Denver | New Cingular Wireless PCS |
| 303-553- | Wireless | Denver | Usa Mobility Wireless |
| 303-271- | Landline | Golden | Qwest Corporation |
| 303-800- | Landline | Denver | Level 3 Communications |
| 303-737- | Landline | Denver | Qwest Corporation |
| 303-589- | Wireless | Denver | New Cingular Wireless PCS |
| 303-785- | Landline | Englewood | Xo Colorado |
| 303-905- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-595- | Landline | Denver | Qwest Corporation |
| 303-254- | Landline | Denver | Qwest Corporation |
| 303-637- | Landline | Brighton | Qwest Corporation |
| 303-734- | Landline | Denver | Qwest Corporation |
| 303-559- | Wireless | Denver | American Messaging (am) |
| 303-752- | Landline | Aurora | Qwest Corporation |
| 303-248- | Landline | Denver | Teleport Communications America |
| 303-278- | Landline | Golden | Qwest Corporation |
| 303-209- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-677- | Landline | Aurora | Qwest Corporation |
| 303-992- | Landline | Denver | Qwest Corporation |
| 303-766- | Landline | Denver | Qwest Corporation |
| 303-465- | Landline | Denver | Qwest Corporation |
| 303-771- | Landline | Denver | Qwest Corporation |
| 303-285- | Landline | Denver | Icg Telecom Group |
| 303-989- | Landline | Denver | Qwest Corporation |
| 303-623- | Landline | Denver | Qwest Corporation |
| 303-287- | Landline | Denver | Qwest Corporation |
| 303-793- | Landline | Denver | Qwest Corporation |
| 303-482- | Landline | Denver | Global Crossing Local Services-co |
| 303-662- | Landline | Denver | Qwest Corporation |
| 303-706- | Landline | Denver | Qwest Corporation |
| 303-840- | Landline | Denver | Qwest Corporation |
| 303-852- | Wireless | Denver | Usa Mobility Wireless |
| 303-491- | Wireless | Denver | Usa Mobility Wireless |
| 303-759- | Landline | Denver | Qwest Corporation |
| 303-619- | Wireless | Denver | New Cingular Wireless PCS |
| 303-600- | Landline | Denver | Teleport Communications America |
| 303-483- | Landline | Denver | Icg Telecom Group |
| 303-741- | Landline | Denver | Qwest Corporation |
| 303-547- | Landline | Denver | Global Crossing Local Services-co |
| 303-892- | Landline | Denver | Qwest Corporation |
| 303-249- | Wireless | Denver | New Cingular Wireless PCS |
| 303-720- | Wireless | Fort Lupton | Cellco Partnership DBA Verizon Wireless |
| 303-923- | Landline | Denver | Icg Telecom Group |
| 303-806- | Landline | Denver | Qwest Corporation |
| 303-433- | Landline | Denver | Qwest Corporation |
| 303-901- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-907- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-723- | Landline | Denver | Teleport Communications America |
| 303-290- | Landline | Denver | Qwest Corporation |
| 303-616- | Wireless | Denver | Usa Mobility Wireless |
| 303-880- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-415- | Landline | Denver | Qwest Corporation |
| 303-265- | Landline | Denver | Qwest Corporation |
| 303-456- | Landline | Denver | Qwest Corporation |
| 303-244- | Landline | Denver | Qwest Corporation |
| 303-546- | Landline | Denver | Qwest Corporation |
| 303-322- | Landline | Denver | Qwest Corporation |
| 303-780- | Landline | Denver | Qwest Corporation |
| 303-690- | Landline | Denver | Qwest Corporation |
| 303-434- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-238- | Landline | Denver | Qwest Corporation |
| 303-231- | Landline | Denver | Qwest Corporation |
| 303-791- | Landline | Littleton | Qwest Corporation |
| 303-960- | Wireless | Denver | T-mobile Usa |
| 303-548- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-541- | Landline | Denver | Qwest Corporation |
| 303-808- | Wireless | Denver | New Cingular Wireless PCS |
| 303-478- | Wireless | Denver | New Cingular Wireless PCS |
| 303-964- | Landline | Denver | Qwest Corporation |
| 303-796- | Landline | Denver | Qwest Corporation |
| 303-874- | Landline | Englewood | Icg Telecom Group |
| 303-552- | Landline | Denver | Global Crossing Local Services-co |
| 303-448- | Landline | Denver | Qwest Corporation |
| 303-440- | Landline | Denver | Qwest Corporation |
| 303-517- | Wireless | Denver | New Cingular Wireless PCS |
| 303-836- | Wireless | Denver | Communications Unlimited |
| 303-505- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-432- | Landline | Denver | Qwest Corporation |
| 303-565- | Landline | Denver | Cbeyond Communications |
| 303-975- | Landline | Denver | Qwest Corporation |
| 303-577- | Landline | Aurora | Eschelon Telecom Of Colorado |
| 303-669- | Wireless | Denver | T-mobile Usa |
| 303-436- | Landline | Denver | Qwest Corporation |
| 303-354- | Landline | Denver | Teleport Communications America |
| 303-403- | Landline | Denver | Qwest Corporation |
| 303-479- | Landline | Brighton | Teleport Communications America |
| 303-932- | Landline | Denver | Qwest Corporation |
| 303-409- | Landline | Denver | Icg Telecom Group |
| 303-525- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-462- | Landline | Denver | Qwest Corporation |
| 303-383- | Landline | Denver | Qwest Corporation |
| 303-655- | Landline | Brighton | Qwest Corporation |
| 303-670- | Landline | Denver | Qwest Corporation |
| 303-910- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-452- | Landline | Denver | Qwest Corporation |
| 303-227- | Landline | Denver | Qwest Corporation |
| 303-789- | Landline | Denver | Qwest Corporation |
| 303-997- | Landline | Denver | Pac - West Telecomm |
| 303-397- | Landline | Denver | Qwest Corporation |
| 303-743- | Landline | Aurora | Qwest Corporation |
| 303-839- | Landline | Denver | Qwest Corporation |
| 303-974- | Landline | Denver | Global Crossing Local Services-co |
| 303-477- | Landline | Denver | Qwest Corporation |
| 303-441- | Landline | Denver | Qwest Corporation |
| 303-562- | Landline | Denver | Global Crossing Local Services-co |
| 303-454- | Landline | Denver | Qwest Corporation |
| 303-459- | Landline | Denver | Qwest Corporation |
| 303-784- | Landline | Denver | Qwest Corporation |
| 303-777- | Landline | Denver | Qwest Corporation |
| 303-681- | Landline | Denver | Qwest Corporation |
| 303-961- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-943- | Unknown | Nextwave Telecom, Inc DBA Nextwave Wireless | |
| 303-926- | Landline | Denver | Qwest Corporation |
| 303-668- | Wireless | Denver | T-mobile Usa |
| 303-646- | Landline | Denver | Qwest Corporation |
| 303-386- | Landline | Denver | Icg Telecom Group |
| 303-499- | Landline | Denver | Qwest Corporation |
| 303-995- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-888- | Wireless | Denver | New Cingular Wireless PCS |
| 303-984- | Landline | Denver | Qwest Corporation |
| 303-492- | Landline | Denver | Qwest Corporation |
| 303-757- | Landline | Denver | Qwest Corporation |
| 303-379- | Landline | Denver | Teleport Communications America |
| 303-755- | Landline | Aurora | Qwest Corporation |
| 303-691- | Landline | Denver | Qwest Corporation |
| 303-204- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-809- | Wireless | Denver | New Cingular Wireless PCS |
| 303-782- | Landline | Denver | Qwest Corporation |
| 303-977- | Landline | Denver | Qwest Corporation |
| 303-735- | Landline | Denver | Qwest Corporation |
| 303-878- | Wireless | Denver | Usa Mobility Wireless |
| 303-518- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-276- | Landline | Denver | Convergent Communications |
| 303-270- | Landline | Denver | Qwest Corporation |
| 303-300- | Landline | Denver | Qwest Corporation |
| 303-471- | Landline | Littleton | Qwest Corporation |
| 303-363- | Landline | Aurora | Qwest Corporation |
| 303-372- | Landline | Denver | Qwest Corporation |
| 303-494- | Landline | Denver | Qwest Corporation |
| 303-468- | Landline | Denver | Cbeyond Communications |
| 303-866- | Landline | Denver | Qwest Corporation |
| 303-484- | Landline | Denver | Teleport Communications America |
| 303-944- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-636- | Landline | Aurora | Qwest Corporation |
| 303-215- | Landline | Golden | Qwest Corporation |
| 303-385- | Landline | Denver | Icg Telecom Group |
| 303-889- | Landline | Denver | Qwest Corporation |
| 303-618- | Wireless | Denver | New Cingular Wireless PCS |
| 303-882- | Wireless | Denver | New Cingular Wireless PCS |
| 303-412- | Landline | Denver | Qwest Corporation |
| 303-245- | Landline | Denver | Qwest Corporation |
| 303-476- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-217- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-715- | Landline | Denver | Qwest Corporation |
| 303-906- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-253- | Landline | Denver | Teleport Communications America |
| 303-886- | Wireless | Denver | New Cingular Wireless PCS |
| 303-875- | Wireless | Denver | T-mobile Usa |
| 303-665- | Landline | Denver | Qwest Corporation |
| 303-649- | Landline | Denver | Qwest Corporation |
| 303-251- | Wireless | Denver | Usa Mobility Wireless |
| 303-797- | Landline | Denver | Qwest Corporation |
| 303-228- | Landline | Denver | Icg Telecom Group |
| 303-333- | Landline | Denver | Qwest Corporation |
| 303-366- | Landline | Aurora | Qwest Corporation |
| 303-953- | Landline | Denver | Level 3 Communications |
| 303-558- | Landline | Brighton | Global Crossing Local Services-co |
| 303-368- | Landline | Aurora | Qwest Corporation |
| 303-207- | Wireless | Denver | Usa Mobility Wireless |
| 303-828- | Landline | Denver | Qwest Corporation |
| 303-703- | Landline | Denver | Qwest Corporation |
| 303-603- | Landline | Denver | Qwest Corporation |
| 303-422- | Landline | Denver | Qwest Corporation |
| 303-986- | Landline | Denver | Qwest Corporation |
| 303-218- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-647- | Landline | Sedalia | Qwest Corporation |
| 303-927- | Landline | Denver | Teleport Communications America |
| 303-667- | Wireless | Denver | T-mobile Usa |
| 303-826- | Wireless | Denver | Usa Mobility Wireless |
| 303-615- | Landline | Denver | Qwest Corporation |
| 303-632- | Landline | Denver | Teleport Communications America |
| 303-571- | Landline | Denver | Qwest Corporation |
| 303-583- | Landline | Denver | Teleport Communications America |
| 303-387- | Landline | Denver | Mcleodusa Telecommunications Services- Co |
| 303-708- | Landline | Denver | Qwest Corporation |
| 303-308- | Landline | Denver | Qwest Corporation |
| 303-801- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-883- | Wireless | Denver | New Cingular Wireless PCS |
| 303-533- | Landline | Denver | Qwest Corporation |
| 303-435- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-707- | Landline | Denver | Qwest Corporation |
| 303-966- | Landline | Denver | Qwest Corporation |
| 303-250- | Wireless | Denver | New Cingular Wireless PCS |
| 303-377- | Landline | Denver | Qwest Corporation |
| 303-823- | Landline | Lyons | Qwest Corporation |
| 303-381- | Landline | Denver | Icg Telecom Group |
| 303-306- | Landline | Aurora | Qwest Corporation |
| 303-881- | Wireless | Denver | New Cingular Wireless PCS |
| 303-917- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-328- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-236- | Landline | Denver | Qwest Corporation |
| 303-200- | Landline | Denver | Teleport Communications America |
| 303-991- | Landline | Denver | Xo Colorado |
| 303-572- | Landline | Denver | Qwest Corporation |
| 303-842- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-971- | Landline | Denver | Qwest Corporation |
| 303-804- | Landline | Denver | Qwest Corporation |
| 303-400- | Landline | Denver | Qwest Corporation |
| 303-521- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-672- | Landline | Denver | Qwest Corporation |
| 303-234- | Landline | Denver | Qwest Corporation |
| 303-629- | Landline | Denver | Qwest Corporation |
| 303-450- | Landline | Denver | Qwest Corporation |
| 303-267- | Landline | Denver | Qwest Corporation |
| 303-893- | Landline | Denver | Qwest Corporation |
| 303-660- | Landline | Denver | Qwest Corporation |
| 303-561- | Landline | Denver | Qwest Corporation |
| 303-859- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-628- | Landline | Denver | Qwest Corporation |
| 303-489- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-537- | Landline | Aurora | Teleport Communications America |
| 303-384- | Landline | Golden | Qwest Corporation |
| 303-770- | Landline | Denver | Qwest Corporation |
| 303-787- | Landline | Denver | Qwest Corporation |
| 303-702- | Landline | Longmont | Qwest Corporation |
| 303-652- | Landline | Longmont | Qwest Corporation |
| 303-327- | Landline | Denver | Icg Telecom Group |
| 303-802- | Landline | Denver | Tw Telecom Of Colorado LLC |
| 303-921- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-428- | Landline | Denver | Qwest Corporation |
| 303-930- | Landline | Denver | Qwest Corporation |
| 303-325- | Landline | Denver | Icg Telecom Group |
| 303-996- | Landline | Denver | Eschelon Telecom Of Colorado |
| 303-584- | Landline | Denver | Qwest Corporation |
| 303-850- | Landline | Denver | Qwest Corporation |
| 303-834- | Wireless | Longmont | Cellco Partnership DBA Verizon Wireless |
| 303-671- | Landline | Aurora | Qwest Corporation |
| 303-824- | Landline | Denver | Teleport Communications America |
| 303-540- | Wireless | Denver | Usa Mobility Wireless |
| 303-772- | Landline | Longmont | Qwest Corporation |
| 303-269- | Landline | Denver | Qwest Corporation |
| 303-202- | Landline | Denver | Qwest Corporation |
| 303-747- | Landline | Allenspark | Qwest Corporation |
| 303-756- | Landline | Denver | Qwest Corporation |
| 303-732- | Landline | Keenesburg | Qwest Corporation |
| 303-352- | Landline | Denver | Qwest Corporation |
| 303-293- | Landline | Denver | Qwest Corporation |
| 303-728- | Landline | Denver | Teleport Communications America |
| 303-656- | Wireless | Denver | Big River Telephone Company - MO |
| 303-946- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-580- | Wireless | Denver | American Messaging (am) |
| 303-853- | Landline | Denver | Qwest Corporation |
| 303-704- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-929- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-508- | Wireless | Denver | American Messaging (am) |
| 303-331- | Landline | Denver | Qwest Corporation |
| 303-280- | Landline | Denver | Qwest Corporation |
| 303-713- | Landline | Denver | Qwest Corporation |
| 303-480- | Landline | Denver | Qwest Corporation |
| 303-963- | Landline | Denver | Icg Telecom Group |
| 303-831- | Landline | Denver | Qwest Corporation |
| 303-538- | Landline | Denver | Qwest Corporation |
| 303-894- | Landline | Denver | Qwest Corporation |
| 303-657- | Landline | Denver | Qwest Corporation |
| 303-820- | Landline | Denver | Qwest Corporation |
| 303-635- | Landline | Denver | Qwest Corporation |
| 303-549- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-447- | Landline | Denver | Qwest Corporation |
| 303-312- | Landline | Denver | Qwest Corporation |
| 303-861- | Landline | Denver | Qwest Corporation |
| 303-721- | Landline | Denver | Qwest Corporation |
| 303-394- | Landline | Denver | Qwest Corporation |
| 303-416- | Landline | Denver | Global Crossing Local Services-co |
| 303-891- | Wireless | Denver | Usa Mobility Wireless |
| 303-425- | Landline | Denver | Qwest Corporation |
| 303-526- | Landline | Golden | Qwest Corporation |
| 303-414- | Landline | Denver | Icg Telecom Group |
| 303-568- | Landline | Denver | Teleport Communications America |
| 303-514- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-457- | Landline | Denver | Qwest Corporation |
| 303-822- | Landline | Byers | Bijou Telephone Cooperative Association |
| 303-832- | Landline | Denver | Qwest Corporation |
| 303-252- | Landline | Denver | Qwest Corporation |
| 303-474- | Landline | Denver | Teleport Communications America |
| 303-621- | Landline | Denver | Qwest Corporation |
| 303-666- | Landline | Denver | Qwest Corporation |
| 303-408- | Landline | Denver | New Cingular Wireless PCS |
| 303-355- | Landline | Denver | Qwest Corporation |
| 303-261- | Landline | Aurora | Qwest Corporation |
| 303-999- | Landline | Denver | Comcast Phone Of Colorado |
| 303-579- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-256- | Landline | Denver | Teleport Communications America |
| 303-528- | Wireless | Denver | American Messaging (am) |
| 303-993- | Landline | Denver | Neutral Tandem-colorado |
| 303-490- | Wireless | Denver | Usa Mobility Wireless |
| 303-738- | Landline | Denver | Qwest Corporation |
| 303-951- | Landline | Denver | Level 3 Communications |
| 303-313- | Landline | Denver | Qwest Corporation |
| 303-488- | Landline | Denver | Qwest Corporation |
| 303-347- | Landline | Denver | Qwest Corporation |
| 303-389- | Landline | Denver | Qwest Corporation |
| 303-364- | Landline | Aurora | Qwest Corporation |
| 303-557- | Landline | Aurora | Global Crossing Local Services-co |
| 303-469- | Landline | Denver | Qwest Corporation |
| 303-924- | Landline | Denver | Qwest Corporation |
| 303-481- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-346- | Landline | Littleton | Qwest Corporation |
| 303-614- | Landline | Aurora | Qwest Corporation |
| 303-536- | Landline | Hudson | Qwest Corporation |
| 303-224- | Landline | Denver | Qwest Corporation |
| 303-498- | Landline | Brighton | Comcast Phone Of Colorado |
| 303-870- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-685- | Landline | Denver | Qwest Corporation |
| 303-353- | Landline | Denver | Comcast Phone Of Colorado |
| 303-243- | Wireless | Denver | N.e. Colorado Cellular |
| 303-696- | Landline | Aurora | Qwest Corporation |
| 303-857- | Landline | Fort Lupton | Qwest Corporation |
| 303-473- | Landline | Denver | Qwest Corporation |
| 303-939- | Landline | Denver | Qwest Corporation |
| 303-687- | Wireless | Denver | Usa Mobility Wireless |
| 303-203- | Wireless | Denver | American Messaging (am) |
| 303-201- | Wireless | Denver | Usa Mobility Wireless |
| 303-373- | Landline | Denver | Qwest Corporation |
| 303-844- | Landline | Denver | Qwest Corporation |
| 303-442- | Landline | Denver | Qwest Corporation |
| 303-745- | Landline | Aurora | Qwest Corporation |
| 303-955- | Landline | Denver | Global Crossing Local Services-co |
| 303-717- | Wireless | Fort Lupton | New Cingular Wireless PCS |
| 303-896- | Landline | Denver | Qwest Corporation |
| 303-768- | Landline | Denver | Qwest Corporation |
| 303-795- | Landline | Denver | Qwest Corporation |
| 303-863- | Landline | Denver | Qwest Corporation |
| 303-597- | Landline | Denver | Eschelon Telecom Of Colorado |
| 303-682- | Landline | Longmont | Qwest Corporation |
| 303-424- | Landline | Denver | Qwest Corporation |
| 303-763- | Landline | Denver | Qwest Corporation |
| 303-714- | Landline | Denver | Qwest Corporation |
| 303-506- | Wireless | Fort Lupton | New Cingular Wireless PCS |
| 303-332- | Wireless | Denver | T-mobile Usa |
| 303-274- | Landline | Denver | Qwest Corporation |
| 303-326- | Landline | Aurora | Qwest Corporation |
| 303-860- | Landline | Denver | Qwest Corporation |
| 303-336- | Landline | Denver | Qwest Corporation |
| 303-765- | Landline | Denver | Qwest Corporation |
| 303-817- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-633- | Landline | Denver | Qwest Corporation |
| 303-530- | Landline | Denver | Qwest Corporation |
| 303-588- | Wireless | Denver | New Cingular Wireless PCS |
| 303-807- | Wireless | Denver | New Cingular Wireless PCS |
| 303-339- | Landline | Denver | Cbeyond Communications |
| 303-612- | Wireless | Denver | Usa Mobility Wireless |
| 303-957- | Landline | Denver | Global Crossing Local Services-co |
| 303-610- | Wireless | Denver | Usa Mobility Wireless |
| 303-213- | Wireless | Denver | Usa Mobility Wireless |
| 303-608- | Landline | Denver | Qwest Corporation |
| 303-680- | Landline | Denver | Qwest Corporation |
| 303-545- | Landline | Denver | Qwest Corporation |
| 303-560- | Wireless | Denver | Usa Mobility Wireless |
| 303-586- | Landline | Denver | 4dvision |
| 303-543- | Landline | Denver | Qwest Corporation |
| 303-952- | Landline | Denver | Level 3 Communications |
| 303-470- | Landline | Littleton | Qwest Corporation |
| 303-602- | Landline | Denver | Qwest Corporation |
| 303-990- | Wireless | Fort Lupton | Sprint Spectrum L.p. |
| 303-258- | Landline | Denver | Qwest Corporation |
| 303-439- | Landline | Denver | Qwest Corporation |
| 303-255- | Landline | Denver | Qwest Corporation |
| 303-694- | Landline | Denver | Qwest Corporation |
| 303-865- | Landline | Denver | Icg Telecom Group |
| 303-365- | Landline | Aurora | Qwest Corporation |
| 303-527- | Landline | Denver | Qwest Corporation |
| 303-676- | Landline | Aurora | Qwest Corporation |
| 303-297- | Landline | Denver | Qwest Corporation |
| 303-750- | Landline | Aurora | Qwest Corporation |
| 303-862- | Landline | Denver | Comcast Phone Of Colorado |
| 303-914- | Landline | Denver | Qwest Corporation |
| 303-275- | Landline | Denver | Qwest Corporation |
| 303-304- | Wireless | Fort Lupton | New Cingular Wireless PCS |
| 303-898- | Wireless | Denver | New Cingular Wireless PCS |
| 303-299- | Landline | Denver | Qwest Corporation |
| 303-532- | Landline | Longmont | Mcleodusa Telecommunications Services- Co |
| 303-220- | Landline | Denver | Qwest Corporation |
| 303-550- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-965- | Landline | Denver | Qwest Corporation |
| 303-301- | Landline | Denver | Icg Telecom Group |
| 303-410- | Landline | Denver | Qwest Corporation |
| 303-503- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-230- | Wireless | Denver | Usa Mobility Wireless |
| 303-512- | Landline | Denver | Qwest Corporation |
| 303-529- | Wireless | Denver | Usa Mobility Wireless |
| 303-277- | Landline | Golden | Qwest Corporation |
| 303-769- | Landline | Deer Trail | Bijou Telephone Cooperative Association |
| 303-449- | Landline | Denver | Qwest Corporation |
| 303-329- | Landline | Denver | Qwest Corporation |
| 303-551- | Landline | Louisville | Mcimetro Access Transmission Services LLC |
| 303-272- | Landline | Denver | Qwest Corporation |
| 303-257- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-753- | Landline | Denver | Qwest Corporation |
| 303-709- | Wireless | Longmont | Cellco Partnership DBA Verizon Wireless |
| 303-606- | Landline | Denver | Qwest Corporation |
| 303-868- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-426- | Landline | Denver | Qwest Corporation |
| 303-918- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-730- | Landline | Denver | Qwest Corporation |
| 303-466- | Landline | Denver | Qwest Corporation |
| 303-686- | Wireless | Denver | Usa Mobility Wireless |
| 303-315- | Landline | Denver | Qwest Corporation |
| 303-294- | Landline | Denver | Qwest Corporation |
| 303-684- | Landline | Longmont | Qwest Corporation |
| 303-634- | Landline | Denver | Qwest Corporation |
| 303-371- | Landline | Denver | Qwest Corporation |
| 303-578- | Landline | Keenesburg | Level 3 Communications |
| 303-754- | Landline | Denver | Qwest Corporation |
| 303-362- | Landline | Denver | Teleport Communications America |
| 303-599- | Wireless | Denver | Usa Mobility Wireless |
| 303-920- | Landline | Denver | Qwest Corporation |
| 303-973- | Landline | Denver | Qwest Corporation |
| 303-985- | Landline | Denver | Qwest Corporation |
| 303-542- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-645- | Landline | Denver | Qwest Corporation |
| 303-673- | Landline | Denver | Qwest Corporation |
| 303-305- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-467- | Landline | Denver | Qwest Corporation |
| 303-942- | Landline | Denver | Teleport Communications America |
| 303-814- | Landline | Denver | Qwest Corporation |
| 303-638- | Wireless | Denver | New Cingular Wireless PCS |
| 303-897- | Wireless | Denver | Usa Mobility Wireless |
| 303-282- | Landline | Denver | Qwest Corporation |
| 303-699- | Landline | Denver | Qwest Corporation |
| 303-421- | Landline | Denver | Qwest Corporation |
| 303-380- | Landline | Denver | Qwest Corporation |
| 303-962- | Landline | Denver | Cbeyond Communications |
| 303-401- | Landline | Denver | Qwest Corporation |
| 303-838- | Landline | Denver | Qwest Corporation |
| 303-651- | Landline | Longmont | Qwest Corporation |
| 303-887- | Wireless | Denver | New Cingular Wireless PCS |
| 303-321- | Landline | Denver | Qwest Corporation |
| 303-598- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-740- | Landline | Denver | Qwest Corporation |
| 303-427- | Landline | Denver | Qwest Corporation |
| 303-724- | Landline | Aurora | Qwest Corporation |
| 303-837- | Landline | Denver | Qwest Corporation |
| 303-396- | Landline | Denver | Live Wire Networks |
| 303-487- | Landline | Denver | Qwest Corporation |
| 303-731- | Landline | Aurora | Level 3 Communications |
| 303-854- | Landline | Denver | Icg Telecom Group |
| 303-773- | Landline | Denver | Qwest Corporation |
| 303-390- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-237- | Landline | Denver | Qwest Corporation |
| 303-945- | Landline | Denver | Comcast Phone Of Colorado |
| 303-726- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-360- | Landline | Aurora | Qwest Corporation |
| 303-240- | Wireless | Denver | Usa Mobility Wireless |
| 303-273- | Landline | Golden | Qwest Corporation |
| 303-890- | Wireless | Denver | Usa Mobility Wireless |
| 303-413- | Landline | Denver | Qwest Corporation |
| 303-472- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-417- | Landline | Denver | Qwest Corporation |
| 303-374- | Landline | Denver | Teleport Communications America |
| 303-581- | Landline | Denver | Qwest Corporation |
| 303-535- | Landline | Fort Lupton | Cbeyond Communications |
| 303-356- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-988- | Landline | Denver | Qwest Corporation |
| 303-981- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-342- | Landline | Aurora | Qwest Corporation |
| 303-444- | Landline | Denver | Qwest Corporation |
| 303-664- | Landline | Denver | Qwest Corporation |
| 303-688- | Landline | Denver | Qwest Corporation |
| 303-872- | Landline | Denver | Level 3 Communications |
| 303-788- | Landline | Denver | Qwest Corporation |
| 303-931- | Wireless | Denver | T-mobile Usa |
| 303-407- | Landline | Denver | Cbeyond Communications |
| 303-760- | Wireless | Denver | Usa Mobility Wireless |
| 303-569- | Landline | Idaho Springs | Qwest Corporation |
| 303-643- | Landline | Denver | Qwest Corporation |
| 303-605- | Landline | Denver | Qwest Corporation |
| 303-867- | Landline | Denver | Iloka DBA Newcloud Networks |
| 303-722- | Landline | Denver | Qwest Corporation |
| 303-630- | Landline | Denver | Qwest Corporation |
| 303-496- | Landline | Denver | Xo Colorado |
| 303-940- | Landline | Denver | Qwest Corporation |
| 303-235- | Landline | Denver | Qwest Corporation |
| 303-423- | Landline | Denver | Qwest Corporation |
| 303-902- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-233- | Landline | Denver | Qwest Corporation |
| 303-221- | Landline | Denver | Qwest Corporation |
| 303-393- | Landline | Denver | Qwest Corporation |
| 303-592- | Landline | Denver | Qwest Corporation |
| 303-845- | Landline | Longmont | Teleport Communications America |
| 303-219- | Landline | Brighton | Mcimetro Access Transmission Services LLC |
| 303-912- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-458- | Landline | Denver | Qwest Corporation |
| 303-500- | Landline | Hudson | Level 3 Communications |
| 303-405- | Landline | Denver | Qwest Corporation |
| 303-497- | Landline | Denver | Qwest Corporation |
| 303-725- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-399- | Landline | Denver | Qwest Corporation |
| 303-978- | Landline | Denver | Qwest Corporation |
| 303-742- | Landline | Denver | Qwest Corporation |
| 303-810- | Wireless | Denver | New Cingular Wireless PCS |
| 303-987- | Landline | Denver | Qwest Corporation |
| 303-475- | Wireless | Denver | New Cingular Wireless PCS |
| 303-358- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-786- | Landline | Denver | Qwest Corporation |
| 303-205- | Landline | Denver | Qwest Corporation |
| 303-519- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-719- | Landline | Deer Trail | Ymax Communications Corp. |
| 303-692- | Landline | Denver | Qwest Corporation |
| 303-241- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-279- | Landline | Golden | Qwest Corporation |
| 303-781- | Landline | Denver | Qwest Corporation |
| 303-617- | Landline | Denver | Qwest Corporation |
| 303-909- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-242- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-283- | Landline | Aurora | Qwest Corporation |
| 303-935- | Landline | Denver | Qwest Corporation |
| 303-295- | Landline | Denver | Qwest Corporation |
| 303-576- | Landline | Denver | Qwest Corporation |
| 303-319- | Wireless | Denver | Elbert County Wireless |
| 303-729- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-455- | Landline | Denver | Qwest Corporation |
| 303-453- | Landline | Denver | Qwest Corporation |
| 303-223- | Landline | Denver | Global Crossing Local Services-co |
| 303-620- | Landline | Denver | Qwest Corporation |
| 303-968- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-359- | Wireless | Denver | T-mobile Usa |
| 303-858- | Landline | Denver | Qwest Corporation |
| 303-344- | Landline | Aurora | Qwest Corporation |
| 303-281- | Landline | Denver | Qwest Corporation |
| 303-794- | Landline | Denver | Qwest Corporation |
| 303-214- | Landline | Aurora | Mcimetro Access Transmission Services LLC |
| 303-848- | Landline | Longmont | Icg Telecom Group |
| 303-222- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-639- | Landline | Denver | Qwest Corporation |
| 303-430- | Landline | Denver | Qwest Corporation |
| 303-341- | Landline | Aurora | Qwest Corporation |
| 303-247- | Landline | Denver | Qwest Corporation |
| 303-641- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-504- | Landline | Denver | Qwest Corporation |
| 303-573- | Landline | Denver | Qwest Corporation |
| 303-879- | Wireless | Denver | Usa Mobility Wireless |
| 303-601- | Wireless | Denver | New Cingular Wireless PCS |
| 303-375- | Landline | Denver | Qwest Corporation |
| 303-884- | Wireless | Denver | New Cingular Wireless PCS |
| 303-324- | Wireless | Denver | New Cingular Wireless PCS |
| 303-292- | Landline | Denver | Qwest Corporation |
| 303-391- | Landline | Denver | Qwest Corporation |
| 303-445- | Landline | Denver | Qwest Corporation |
| 303-979- | Landline | Denver | Qwest Corporation |
| 303-493- | Landline | Denver | Icg Telecom Group |
| 303-956- | Wireless | Fort Lupton | New Cingular Wireless PCS |
| 303-679- | Landline | Denver | Qwest Corporation |
| 303-263- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-642- | Landline | Denver | Qwest Corporation |
| 303-764- | Landline | Denver | Qwest Corporation |
| 303-208- | Wireless | Denver | Usa Mobility Wireless |
| 303-998- | Landline | Denver | Qwest Corporation |
| 303-567- | Landline | Denver | Qwest Corporation |
| 303-864- | Landline | Denver | Qwest Corporation |
| 303-594- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-980- | Landline | Denver | Qwest Corporation |
| 303-590- | Landline | Denver | Icg Telecom Group |
| 303-627- | Landline | Denver | Qwest Corporation |
| 303-877- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-744- | Landline | Denver | Qwest Corporation |
| 303-871- | Landline | Denver | Qwest Corporation |
| 303-683- | Landline | Littleton | Qwest Corporation |
| 303-678- | Landline | Longmont | Qwest Corporation |
| 303-531- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-239- | Landline | Denver | Qwest Corporation |
| 303-695- | Landline | Aurora | Qwest Corporation |
| 303-587- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-524- | Landline | Denver | Teleport Communications America |
| 303-351- | Landline | Keenesburg | 360networks (usa) Inc. |
| 303-330- | Landline | Denver | 360networks (usa) Inc. |
| 303-544- | Landline | Denver | Qwest Corporation |
| 303-443- | Landline | Denver | Qwest Corporation |
| 303-338- | Landline | Aurora | Qwest Corporation |
| 303-501- | Landline | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-689- | Landline | Denver | Qwest Corporation |
| 303-591- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-873- | Landline | Aurora | Qwest Corporation |
| 303-908- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-712- | Landline | Denver | Qwest Corporation |
| 303-438- | Landline | Denver | Qwest Corporation |
| 303-654- | Landline | Brighton | Qwest Corporation |
| 303-812- | Landline | Denver | Qwest Corporation |
| 303-367- | Landline | Aurora | Qwest Corporation |
| 303-661- | Landline | Denver | Qwest Corporation |
| 303-624- | Landline | Denver | Qwest Corporation |
| 303-574- | Landline | Denver | Qwest Corporation |
| 303-982- | Landline | Golden | Qwest Corporation |
| 303-291- | Landline | Denver | Qwest Corporation |
| 303-382- | Landline | Denver | Qwest Corporation |
| 303-869- | Landline | Denver | Qwest Corporation |
| 303-701- | Wireless | Denver | Communications Unlimited |
| 303-298- | Landline | Denver | Qwest Corporation |
| 303-554- | Landline | Denver | Qwest Corporation |
| 303-658- | Wireless | Denver | Qwest Corporation |
| 303-718- | Wireless | Fort Lupton | Cellco Partnership DBA Verizon Wireless |
| 303-648- | Landline | Denver | Qwest Corporation |
| 303-323- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-827- | Landline | Longmont | Icg Telecom Group |
| 303-404- | Landline | Denver | Qwest Corporation |
| 303-607- | Landline | Denver | Qwest Corporation |
| 303-378- | Wireless | Denver | New Cingular Wireless PCS |
| 303-516- | Landline | Denver | Qwest Corporation |
| 303-288- | Landline | Denver | Qwest Corporation |
| 303-348- | Landline | Aurora | Qwest Corporation |
| 303-830- | Landline | Denver | Qwest Corporation |
| 303-575- | Landline | Denver | Qwest Corporation |
| 303-310- | Wireless | Denver | Contact Paging Of Colorado |
| 303-716- | Landline | Denver | Qwest Corporation |
| 303-566- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-928- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-284- | Landline | Denver | Comcast Phone Of Colorado |
| 303-816- | Landline | Denver | Qwest Corporation |
| 303-337- | Landline | Aurora | Qwest Corporation |
| 303-307- | Landline | Denver | Qwest Corporation |
| 303-919- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-856- | Landline | Englewood | Icg Telecom Group |
| 303-437- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-335- | Landline | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-675- | Landline | Denver | Qwest Corporation |
| 303-226- | Landline | Denver | Icg Telecom Group |
| 303-954- | Landline | Denver | Level 3 Communications |
| 303-934- | Landline | Denver | Qwest Corporation |
| 303-286- | Landline | Denver | Qwest Corporation |
| 303-388- | Landline | Denver | Qwest Corporation |
| 303-622- | Landline | Strasburg | Strasburg Telephone Co. |
| 303-933- | Landline | Denver | Qwest Corporation |
| 303-625- | Landline | Denver | Icg Telecom Group |
| 303-486- | Landline | Denver | Qwest Corporation |
| 303-762- | Landline | Denver | Qwest Corporation |
| 303-495- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-229- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-268- | Landline | Denver | Icg Telecom Group |
| 303-949- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-825- | Landline | Denver | Qwest Corporation |
| 303-349- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-803- | Landline | Denver | Tw Telecom Of Colorado LLC |
| 303-626- | Landline | Denver | Qwest Corporation |
| 303-370- | Landline | Denver | Qwest Corporation |
| 303-206- | Wireless | Denver | Usa Mobility Wireless |
| 303-431- | Landline | Denver | Qwest Corporation |
| 303-650- | Landline | Denver | Qwest Corporation |
| 303-697- | Landline | Denver | Qwest Corporation |
| 303-463- | Landline | Denver | Qwest Corporation |
| 303-350- | Landline | Denver | New Cingular Wireless PCS |
| 303-361- | Landline | Aurora | Qwest Corporation |
| 303-843- | Landline | Denver | Qwest Corporation |
| 303-938- | Landline | Denver | Qwest Corporation |
| 303-264- | Landline | Denver | Teleport Communications America |
| 303-420- | Landline | Denver | Qwest Corporation |
| 303-818- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-994- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-710- | Wireless | Fort Lupton | Cellco Partnership DBA Verizon Wireless |
| 303-520- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-792- | Landline | Denver | Qwest Corporation |
| 303-604- | Landline | Denver | Qwest Corporation |
| 303-246- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-563- | Landline | Denver | Icg Telecom Group |
| 303-539- | Landline | Denver | Xo Colorado |
| 303-644- | Landline | Bennett | Eastern Slope Rural Telephone Association |
| 303-925- | Landline | Denver | Qwest Corporation |
| 303-749- | Landline | Denver | Teleport Communications America |
| 303-318- | Landline | Denver | Qwest Corporation |
| 303-460- | Landline | Denver | Qwest Corporation |
| 303-534- | Landline | Denver | Qwest Corporation |
| 303-885- | Wireless | Denver | New Cingular Wireless PCS |
| 303-969- | Landline | Denver | Qwest Corporation |
| 303-972- | Landline | Denver | Qwest Corporation |
| 303-778- | Landline | Denver | Qwest Corporation |
| 303-941- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-259- | Wireless | Denver | American Messaging (am) |
| 303-510- | Wireless | Denver | American Messaging (am) |
| 303-212- | Wireless | Denver | Contact Paging Of Colorado |
| 303-899- | Landline | Denver | Qwest Corporation |
| 303-913- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-585- | Landline | Denver | Qwest Corporation |
| 303-821- | Wireless | Denver | Usa Mobility Wireless |
| 303-841- | Landline | Denver | Qwest Corporation |
| 303-876- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-485- | Landline | Longmont | Qwest Corporation |
| 303-833- | Landline | Denver | Qwest Corporation |
| 303-357- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-376- | Landline | Denver | Icg Telecom Group |
| 303-674- | Landline | Denver | Qwest Corporation |
| 303-815- | Landline | Denver | Interlink Adv Svc D/b/a Forethought.net |
| 303-849- | Landline | Roggen | Roggen Telephone Cooperative Co. |
| 303-915- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-289- | Landline | Denver | Qwest Corporation |
| 303-316- | Landline | Denver | Qwest Corporation |
| 303-895- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-790- | Landline | Denver | Qwest Corporation |
| 303-596- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-343- | Landline | Aurora | Qwest Corporation |
| 303-751- | Landline | Aurora | Qwest Corporation |
| 303-693- | Landline | Denver | Qwest Corporation |
| 303-345- | Landline | Denver | Icg Telecom Group |
| 303-967- | Landline | Denver | Qwest Corporation |
| 303-334- | Landline | Denver | Mcimetro Access Transmission Services LLC |
| 303-317- | Landline | Aurora | Qwest Corporation |
| 303-829- | Wireless | Denver | Cellco Partnership DBA Verizon Wireless |
| 303-855- | Wireless | Denver | Usa Mobility Wireless |
| 303-446- | Landline | Denver | Qwest Corporation |
| 303-406- | Landline | Denver | Icg Telecom Group |
| 303-266- | Wireless | Denver | Usa Mobility Wireless |
| 303-767- | Wireless | Denver | Contact Paging Of Colorado |
| 303-296- | Landline | Denver | Qwest Corporation |
| 303-369- | Landline | Aurora | Qwest Corporation |
| 303-758- | Landline | Denver | Qwest Corporation |
| 303-736- | Landline | Denver | Teleport Communications America |
| 303-464- | Landline | Denver | Qwest Corporation |
| 303-847- | Landline | Denver | Level 3 Communications |
| 303-309- | Landline | Denver | Global Crossing Local Services-co |
| 303-523- | Wireless | Denver | T-mobile Usa |
| 303-746- | Wireless | Longmont | Cellco Partnership DBA Verizon Wireless |
| 303-395- | Landline | Denver | Global Crossing Local Services-co |
| 303-419- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-320- | Landline | Denver | Qwest Corporation |
| 303-798- | Landline | Denver | Qwest Corporation |
| 303-659- | Landline | Brighton | Qwest Corporation |
| 303-429- | Landline | Denver | Qwest Corporation |
| 303-761- | Landline | Denver | Qwest Corporation |
| 303-593- | Landline | Denver | Teleport Communications America |
| 303-507- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-774- | Landline | Longmont | Qwest Corporation |
| 303-314- | Landline | Denver | Qwest Corporation |
| 303-418- | Landline | Aurora | Icg Telecom Group |
| 303-900- | Landline | Idaho Springs | Level 3 Communications |
| 303-564- | Wireless | Denver | T-mobile Usa |
| 303-779- | Landline | Denver | Qwest Corporation |
| 303-783- | Landline | Denver | Qwest Corporation |
| 303-653- | Landline | Denver | Icg Telecom Group |
| 303-739- | Landline | Aurora | Qwest Corporation |
| 303-461- | Wireless | Denver | Usa Mobility Wireless |
| 303-663- | Landline | Denver | Qwest Corporation |
| 303-556- | Landline | Denver | Qwest Corporation |
| 303-775- | Wireless | Longmont | Cellco Partnership DBA Verizon Wireless |
| 303-613- | Wireless | Denver | Usa Mobility Wireless |
| 303-799- | Landline | Denver | Qwest Corporation |
| 303-948- | Landline | Denver | Qwest Corporation |
| 303-402- | Landline | Denver | Qwest Corporation |
| 303-522- | Wireless | Denver | Sprint Spectrum L.p. |
| 303-502- | Wireless | Fort Lupton | Cellco Partnership DBA Verizon Wireless |
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