Area Code 423 Location - Tennessee
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Cities in Areacode 423
- Bristol
- East Chattanooga
- South Cleveland
- East Ridge
- Johnson City
- Kingsport
- Morristown
| PREFIX | USAGE | PRIMARY CITY | CARRIER |
|---|---|---|---|
| 423-359- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-231- | Wireless | Morristown | New Cingular Wireless PCS - GA |
| 423-788- | Landline | Jonesboro | United Telephone-southeast-tn DBA Centurylink |
| 423-234- | Landline | Surgoinsville | United Telephone-southeast-tn DBA Centurylink |
| 423-618- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-415- | Wireless | Newport | Cellco Partnership DBA Verizon Wireless |
| 423-671- | Landline | Cleveland | Network Telephone Corporation |
| 423-834- | Landline | Chattanooga | Centurylink Communicaitons LLC |
| 423-552- | Wireless | Greeneville | Cellco Partnership DBA Verizon Wireless |
| 423-822- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-244- | Landline | Cleveland | Teleport Communications America |
| 423-321- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-938- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-434- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-900- | Landline | Johnson City | Ymax Communications Corp. |
| 423-771- | Landline | Chattanooga | Sbc Internet Services |
| 423-875- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-358- | Wireless | Rogersville | Sprint Spectrum L.p. |
| 423-532- | Landline | Newport | Us Lec Of Tennessee, Inc |
| 423-778- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-755- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-722- | Landline | Johnson City | Telcove Operations |
| 423-298- | Landline | Chattanooga | AT&T Local |
| 423-567- | Wireless | Dayton | New Cingular Wireless PCS - GA |
| 423-634- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-652- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-752- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-899- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-430- | Wireless | Johnson City | 365 Wireless |
| 423-451- | Landline | Soddy Daisy | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-268- | Wireless | Johnson City | New Cingular Wireless PCS - GA |
| 423-232- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-444- | Wireless | Limestone | Cellco Partnership DBA Verizon Wireless |
| 423-715- | Wireless | Cleveld | Cellco Partnership DBA Verizon Wireless |
| 423-910- | Landline | Ooltewah | Comcast Phone Of Tennessee |
| 423-281- | Landline | Butler | Charter Fiberlink - Tennessee |
| 423-431- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-223- | Landline | Oneida | New Cingular Wireless PCS - GA |
| 423-544- | Wireless | Chattanooga | Sprint Spectrum L.p. |
| 423-420- | Landline | Madisonville | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-300- | Wireless | Sneedville | Cellco Partnership DBA Verizon Wireless |
| 423-386- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-439- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-612- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-912- | Wireless | La Follette | New Cingular Wireless PCS - GA |
| 423-685- | Landline | Johnson City | Na Communications |
| 423-254- | Landline | Morristown | Business Telecom Inc. - Bti |
| 423-442- | Landline | Madisonville | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-287- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-483- | Landline | Johnson City | Cellco Partnership DBA Verizon Wireless |
| 423-631- | Landline | Johnson City | Charter Fiberlink - Tennessee |
| 423-286- | Landline | Oneida | Highland Telephone Cooperative |
| 423-468- | Landline | Chattanooga | Covista |
| 423-453- | Landline | Athens | Level 3 Communications |
| 423-794- | Landline | Johnson City | Us Lec Of Tennessee, Inc |
| 423-595- | Wireless | Chattanooga | Sprint Spectrum L.p. |
| 423-523- | Wireless | Bulls Gap | Cellco Partnership DBA Verizon Wireless |
| 423-870- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-628- | Landline | Sunbright | Highland Telephone Cooperative |
| 423-414- | Landline | Chattanooga | Peace Communications |
| 423-917- | Landline | Blountville | United Telephone-southeast-tn DBA Centurylink |
| 423-957- | Wireless | Hampton | Sprint Spectrum L.p. |
| 423-617- | Wireless | Athens | Powertel Nashville Licenses |
| 423-538- | Landline | Bluff City | United Telephone-southeast-tn DBA Centurylink |
| 423-227- | Wireless | Chattanooga | Powertel Atlanta Licenses |
| 423-285- | Wireless | Dayton | New Cingular Wireless PCS - GA |
| 423-741- | Wireless | Johnson City | New Cingular Wireless PCS - GA |
| 423-825- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-320- | Wireless | Chattanooga | Cricket Communications |
| 423-973- | Landline | Sneedville | Level 3 Communications |
| 423-487- | Landline | Hartford | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-592- | Wireless | La Follette | United States Cellular Corp. - Tennessee |
| 423-965- | Landline | Deer Lodge | Highland Telephone Cooperative |
| 423-476- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-930- | Landline | Johnson City | Mountainet Telephone Company-va |
| 423-432- | Landline | Chattanooga | Sprint Spectrum L.p. |
| 423-593- | Wireless | Chattanooga | Sprint Spectrum L.p. |
| 423-826- | Landline | Chattanooga | Deltacom |
| 423-496- | Landline | Copperhill | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-218- | Landline | Johnson City | Level 3 Communications |
| 423-375- | Landline | Benton | Sbc Internet Services |
| 423-954- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-373- | Landline | Bulls Gap | Alec |
| 423-249- | Landline | Cumberland Gap | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-240- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-503- | Landline | Chattanooga | Sprint Spectrum L.p. |
| 423-665- | Landline | Charleston | Level 3 Communications |
| 423-258- | Wireless | Morristown | New Cingular Wireless PCS - GA |
| 423-658- | Landline | Whitwell | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-288- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-263- | Landline | Etowah | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-290- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-515- | Landline | Dayton | Network Telephone Corporation |
| 423-265- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-460- | Landline | Mountain City | Bandwidth.com Clec |
| 423-736- | Wireless | Morristown | Cellco Partnership DBA Verizon Wireless |
| 423-585- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-677- | Wireless | Fall Branch | Suncom DBA T-mobile Usa |
| 423-206- | Landline | Morristown | Usa Mobility Wireless |
| 423-580- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-742- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-257- | Landline | Limestone | United Telephone-southeast-tn DBA Centurylink |
| 423-801- | Wireless | Cumberland Gap | United States Cellular Corp. - Tennessee |
| 423-649- | Landline | Athens | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-874- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-455- | Landline | Jellico | Level 3 Communications |
| 423-207- | Landline | Kingsport | Level 3 Communications |
| 423-399- | Wireless | La Follette | Usa Mobility Wireless |
| 423-530- | Wireless | Kingsport | Sprint Spectrum L.p. |
| 423-744- | Landline | Athens | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-428- | Landline | Dayton | Deltacom |
| 423-343- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-857- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-293- | Wireless | Rogersville | Sprint Spectrum L.p. |
| 423-449- | Landline | La Follette | Deltacom |
| 423-648- | Landline | Chattanooga | Electric Power Board Of Chattanooga |
| 423-730- | Landline | Riceville | Comcast Phone Of Tennessee |
| 423-754- | Wireless | Rogersville | Cellco Partnership DBA Verizon Wireless |
| 423-291- | Wireless | Mountain City | Sprint Spectrum L.p. |
| 423-202- | Landline | Johnson City | Brooks Fiber Communications Of Tennessee- Tn |
| 423-608- | Wireless | Newport | Cellco Partnership DBA Verizon Wireless |
| 423-394- | Wireless | Chattanooga | Cricket Communications |
| 423-716- | Landline | Cleveland | Nuvox Communications |
| 423-404- | Wireless | Madisonville | New Cingular Wireless PCS - GA |
| 423-586- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-653- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-425- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-512- | Wireless | Elizabethton | Cellco Partnership DBA Verizon Wireless |
| 423-317- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-913- | Landline | Jonesboro | United Telephone-southeast-tn DBA Centurylink |
| 423-892- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-363- | Wireless | Huntsville | United States Cellular Corp. - Tennessee |
| 423-446- | Wireless | Fall Branch | Sprint Spectrum L.p. |
| 423-893- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-494- | Wireless | La Follette | Cellco Partnership DBA Verizon Wireless |
| 423-259- | Wireless | New Tazewell | United States Cellular Corp. - Tennessee |
| 423-758- | Landline | Bristol | Us Lec Of Tennessee, Inc |
| 423-272- | Landline | Rogersville | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-233- | Landline | Johnson City | Pro Page Partners |
| 423-562- | Landline | La Follette | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-504- | Landline | Chattanooga | Sprint Spectrum L.p. |
| 423-559- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-920- | Wireless | Athens | New Cingular Wireless PCS - GA |
| 423-351- | Landline | Sweetwater | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-350- | Wireless | Pikeville | Si Wireless |
| 423-508- | Landline | Chattanooga | Teleport Communications America |
| 423-946- | Wireless | Johnson City | Sprint Spectrum L.p. |
| 423-510- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-728- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-557- | Wireless | Sweetwater | Suncom DBA T-mobile Usa |
| 423-929- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-215- | Wireless | Oneida | Cellco Partnership DBA Verizon Wireless |
| 423-474- | Landline | Butler | United Telephone-southeast-tn DBA Centurylink |
| 423-535- | Landline | Chattanooga | Brooks Fiber Communications Of Tennessee- Tn |
| 423-346- | Landline | Wartburg | Highland Telephone Cooperative |
| 423-485- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-237- | Wireless | Newport | New Cingular Wireless PCS - GA |
| 423-576- | Unknown | East Tennessee Network | |
| 423-241- | Wireless | Copperhill | Cellco Partnership DBA Verizon Wireless |
| 423-372- | Landline | Jellico | Alec |
| 423-514- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-347- | Landline | Rogersville | Network Telephone Corporation |
| 423-781- | Landline | Etowah | AT&T Local |
| 423-647- | Wireless | Butler | Suncom DBA T-mobile Usa |
| 423-798- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-445- | Landline | Surgoinsville | AT&T Local |
| 423-829- | Wireless | Charleston | New Cingular Wireless PCS - GA |
| 423-952- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-819- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-623- | Landline | Newport | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-248- | Wireless | Newport | United States Cellular Corp. - Tennessee |
| 423-723- | Landline | Blountville | Telcove Operations |
| 423-733- | Landline | Sneedville | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-707- | Wireless | Elizabethton | New Cingular Wireless PCS - GA |
| 423-566- | Landline | La Follette | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-793- | Landline | Blountville | Telcove Operations |
| 423-356- | Wireless | Chattanooga | Cricket Communications |
| 423-330- | Wireless | Erwin | New Cingular Wireless PCS - GA |
| 423-871- | Wireless | La Follette | New Cingular Wireless PCS - GA |
| 423-225- | Landline | Benton | Alec |
| 423-294- | Landline | Chattanooga | Centurylink Communicaitons LLC |
| 423-594- | Landline | Dayton | AT&T Local |
| 423-943- | Wireless | Johnson City | Sprint Spectrum L.p. |
| 423-881- | Landline | Pikeville | Bledsoe Telephone Cooperative |
| 423-484- | Landline | Bristol | Level 3 Communications |
| 423-447- | Landline | Pikeville | Bledsoe Telephone Cooperative |
| 423-422- | Landline | Mosheim | United Telephone-southeast-tn DBA Centurylink |
| 423-436- | Landline | Madisonville | Level 3 Communications |
| 423-885- | Landline | Vonore | Tellico Telephone Co. |
| 423-724- | Landline | Sneedville | Us Lec Of Tennessee, Inc |
| 423-545- | Landline | Madisonville | Level 3 Communications |
| 423-745- | Landline | Athens | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-704- | Wireless | Chattanooga | Cricket Communications |
| 423-650- | Wireless | Cleveland | Cellco Partnership DBA Verizon Wireless |
| 423-886- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-613- | Landline | Newport | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-229- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-791- | Wireless | Johnson City | Sprint Spectrum L.p. |
| 423-238- | Landline | Ooltewah | Centurytel Ooltewah-collegedale DBA Centurylink |
| 423-408- | Landline | Kingsport | Teleport Communications America |
| 423-588- | Wireless | Greeneville | Cellco Partnership DBA Verizon Wireless |
| 423-772- | Landline | Roan Mountain | United Telephone-southeast-tn DBA Centurylink |
| 423-568- | Landline | Niota | Tellico Telephone Co. |
| 423-377- | Wireless | La Follette | United States Cellular Corp. - Tennessee |
| 423-579- | Landline | Kingsport | Mountainet Telephone Company-va |
| 423-767- | Wireless | Johnson City | New Cingular Wireless PCS - GA |
| 423-763- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-571- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-727- | Landline | Mountain City | United Telephone-southeast-tn DBA Centurylink |
| 423-235- | Landline | Bulls Gap | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-827- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-975- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-817- | Wireless | Kingsport | Sprint Spectrum L.p. |
| 423-335- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-610- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-342- | Wireless | Elizabethton | New Cingular Wireless PCS - GA |
| 423-380- | Wireless | Cleveld | Banana Communications Ventures DBA Smart PCS |
| 423-714- | Landline | Morristown | Us Lec Of Tennessee, Inc |
| 423-469- | Wireless | Newport | Usa Mobility Wireless |
| 423-765- | Landline | Kingsport | Charter Fiberlink - Tennessee |
| 423-312- | Wireless | Morristown | Cellco Partnership DBA Verizon Wireless |
| 423-479- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-942- | Landline | Jasper | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-467- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-614- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-979- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-391- | Landline | Bluff City | United Telephone-southeast-tn DBA Centurylink |
| 423-401- | Landline | Chattanooga | Us Lec Of Tennessee, Inc |
| 423-219- | Landline | Copperhill | Network Telephone Corporation |
| 423-326- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-546- | Landline | Bulls Gap | Level 3 Communications |
| 423-842- | Landline | Hixson | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-833- | Landline | Johnson City | Suncom DBA T-mobile Usa |
| 423-471- | Wireless | Mountain City | New Cingular Wireless PCS - GA |
| 423-821- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-486- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-855- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-357- | Landline | Church Hill | United Telephone-southeast-tn DBA Centurylink |
| 423-398- | Wireless | Kingsport | Sprint Spectrum L.p. |
| 423-491- | Landline | Johnson City | Centurylink Communications LLC |
| 423-310- | Wireless | Cleveland | New Cingular Wireless PCS - GA |
| 423-646- | Wireless | Bristol | Suncom DBA T-mobile Usa |
| 423-637- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-994- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-805- | Landline | Chattanooga | Birch Communications |
| 423-388- | Wireless | Erwin | Sprint Spectrum L.p. |
| 423-371- | Wireless | Sweetwater | Sprint Spectrum L.p. |
| 423-513- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-737- | Wireless | Johnson City | New Cingular Wireless PCS - GA |
| 423-276- | Wireless | Kingsport | New Cingular Wireless PCS - GA |
| 423-493- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-908- | Landline | Surgoinsville | Network Telephone Corporation |
| 423-961- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-897- | Landline | Fall Branch | United Telephone-southeast-tn DBA Centurylink |
| 423-507- | Landline | Athens | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-762- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-779- | Landline | Chattanooga | Nuvox Communications |
| 423-518- | Wireless | Elizabethton | Sprint Spectrum L.p. |
| 423-472- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-542- | Landline | Elizabethton | United Telephone-southeast-tn DBA Centurylink |
| 423-529- | Landline | Georgetown | Deltacom |
| 423-991- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-784- | Landline | Jellico | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-270- | Wireless | Erwin | Cellco Partnership DBA Verizon Wireless |
| 423-427- | Wireless | Madisonville | Usa Mobility Wireless |
| 423-972- | Wireless | Greeneville | Sprint Spectrum L.p. |
| 423-526- | Landline | New Tazewell | Centurytel Of Clairborne DBA Centurylink-claiborne |
| 423-367- | Wireless | Kingsport | New Cingular Wireless PCS - GA |
| 423-220- | Landline | Johnson City | Us Lec Of Tennessee, Inc |
| 423-702- | Landline | Chattanooga | Level 3 Communications |
| 423-247- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-844- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-277- | Wireless | Morristown | Sprint Spectrum L.p. |
| 423-944- | Landline | Mount Carmel | Scott County Telephone Cooperative |
| 423-208- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-605- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-362- | Wireless | Chattanooga | Cricket Communications |
| 423-299- | Wireless | Benton | Level 3 Communications |
| 423-527- | Landline | Chattanooga | Cellular Page |
| 423-695- | Landline | Erwin | Na Communications |
| 423-606- | Landline | Englewood | Comcast Phone Of Tennessee |
| 423-488- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-839- | Landline | Morristown | Charter Fiberlink - Tennessee |
| 423-365- | Landline | Spring City | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-214- | Wireless | Englewood | United States Cellular Corp. - Tennessee |
| 423-760- | Wireless | Chattanooga | Cricket Communications |
| 423-792- | Landline | Vonore | Tellico Telephone Co. |
| 423-457- | Wireless | Cleveld | Cellco Partnership DBA Verizon Wireless |
| 423-541- | Landline | Tellico Plains | Tellico Telephone Co. |
| 423-332- | Landline | Soddy Daisy | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-739- | Landline | Shady Valley | Skyline Telephone Membership Corp. |
| 423-894- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-642- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-419- | Wireless | Cumberland Gap | Cellco Partnership DBA Verizon Wireless |
| 423-402- | Landline | Chattanooga | Bandwidth.com Clec |
| 423-331- | Wireless | Cleveland | Powertel Atlanta Licenses |
| 423-352- | Landline | La Follette | Us Lec Of Tennessee, Inc |
| 423-382- | Landline | Sneedville | Alec |
| 423-279- | Landline | Blountville | United Telephone-southeast-tn DBA Centurylink |
| 423-764- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-554- | Landline | Pikeville | Bledsoe Telephone Cooperative |
| 423-668- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-517- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-815- | Landline | Whitwell | Comcast Phone Of Tennessee |
| 423-726- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-783- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-602- | Wireless | Chattanooga | 365 Wireless |
| 423-548- | Landline | Copperhill | Etc Communications |
| 423-709- | Landline | Cleveland | Deltacom |
| 423-470- | Wireless | Greeneville | Cellco Partnership DBA Verizon Wireless |
| 423-284- | Wireless | Cleveland | New Cingular Wireless PCS - GA |
| 423-433- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-437- | Landline | La Follette | Level 3 Communications |
| 423-939- | Landline | Jasper | Network Telephone Corporation |
| 423-575- | Landline | Bluff City | Bristol Tennessee Essential Services |
| 423-454- | Landline | Decatur | Level 3 Communications |
| 423-271- | Wireless | Sweetwater | Cellco Partnership DBA Verizon Wireless |
| 423-413- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-280- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-224- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-502- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-641- | Landline | Cleveld | Bandwidth.com Clec |
| 423-275- | Landline | Chattanooga | Pager One Of Florida - Tennessee |
| 423-438- | Landline | Morristown | Level 3 Communications |
| 423-843- | Landline | Hixson | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-867- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-598- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-463- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-569- | Landline | Oneida | Highland Telephone Cooperative |
| 423-269- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-296- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-699- | Landline | Mountain City | Na Communications |
| 423-773- | Wireless | Johnson City | Suncom DBA T-mobile Usa |
| 423-243- | Landline | Chattanooga | Teleport Communications America |
| 423-289- | Landline | Morristown | AT&T Local |
| 423-228- | Landline | South Pittsburg | Us Lec Of Tennessee, Inc |
| 423-584- | Wireless | Cleveland | New Cingular Wireless PCS - GA |
| 423-450- | Landline | Mosheim | Comcast Phone Of Tennessee |
| 423-756- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-245- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-693- | Landline | Chattanooga | Centurylink Communications LLC |
| 423-847- | Landline | Hixson | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-525- | Landline | Greeneville | Level 3 Communications |
| 423-743- | Landline | Erwin | United Telephone-southeast-tn DBA Centurylink |
| 423-990- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-645- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-761- | Landline | Copperhill | Level 3 Communications |
| 423-348- | Landline | Fall Branch | United Telephone-southeast-tn DBA Centurylink |
| 423-370- | Landline | Athens | Alec |
| 423-596- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-799- | Landline | Spring City | Level 3 Communications |
| 423-328- | Landline | Johnson City | Comcast Phone Of Tennessee |
| 423-710- | Wireless | Chattanooga | Comcast Phone Of Tennessee |
| 423-255- | Landline | Chattanooga | Powertel Atlanta Licenses |
| 423-465- | Wireless | Newport | New Cingular Wireless PCS - GA |
| 423-292- | Wireless | Fall Branch | Suncom DBA T-mobile Usa |
| 423-757- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-256- | Landline | Church Hill | United Telephone-southeast-tn DBA Centurylink |
| 423-795- | Landline | Johnson City | Usa Mobility Wireless |
| 423-519- | Wireless | Tellico Plains | United States Cellular Corp. - Tennessee |
| 423-570- | Landline | Dayton | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-603- | Landline | Cumberland Gap | Sbc Internet Services |
| 423-392- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-475- | Wireless | Chattanooga | Sprint Spectrum L.p. |
| 423-267- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-775- | Landline | Dayton | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-878- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-845- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-222- | Landline | Morristown | Pagepro Corporation |
| 423-876- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-521- | Wireless | Chattanooga | Powertel Atlanta Licenses |
| 423-587- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-701- | Wireless | Robbins | United States Cellular Corp. - Tennessee |
| 423-785- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-324- | Landline | Oliver Springs | Highland Telephone Cooperative |
| 423-697- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-620- | Wireless | Greeneville | Cellco Partnership DBA Verizon Wireless |
| 423-797- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-967- | Wireless | Kingsport | Sprint Spectrum L.p. |
| 423-313- | Wireless | Chattanooga | Powertel Atlanta Licenses |
| 423-895- | Wireless | Elizabethton | Sprint Spectrum L.p. |
| 423-601- | Landline | Bulls Gap | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-768- | Landline | Butler | United Telephone-southeast-tn DBA Centurylink |
| 423-246- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-863- | Landline | Blountville | Cellco Partnership DBA Verizon Wireless |
| 423-209- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-266- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-426- | Wireless | Limestone | Cellco Partnership DBA Verizon Wireless |
| 423-629- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-627- | Landline | Robbins | Highland Telephone Cooperative |
| 423-308- | Landline | Chattanooga | Us Lec Of Tennessee, Inc |
| 423-353- | Landline | Morristown | Windstream Norlight |
| 423-201- | Landline | La Follette | Level 3 Communications |
| 423-774- | Wireless | Soddy Daisy | New Cingular Wireless PCS - GA |
| 423-887- | Landline | Englewood | Tellico Telephone Co. |
| 423-325- | Landline | Blountville | United Telephone-southeast-tn DBA Centurylink |
| 423-383- | Wireless | Bristol | Suncom DBA T-mobile Usa |
| 423-337- | Landline | Sweetwater | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-907- | Landline | La Follette | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-676- | Wireless | Johnson City | Suncom DBA T-mobile Usa |
| 423-896- | Landline | Hampton | United Telephone-southeast-tn DBA Centurylink |
| 423-968- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-452- | Landline | Spring City | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-361- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-550- | Landline | Chattanooga | Cellular Page |
| 423-636- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-236- | Landline | Apison | Centurytel Ooltewah-collegedale DBA Centurylink |
| 423-543- | Landline | Elizabethton | United Telephone-southeast-tn DBA Centurylink |
| 423-782- | Landline | Kingsport | Us Lec Of Tennessee, Inc |
| 423-304- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-443- | Landline | Chattanooga | Level 3 Communications |
| 423-846- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-963- | Wireless | Kingsport | Sprint Spectrum L.p. |
| 423-698- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-520- | Landline | Madisonville | Us Lec Of Tennessee, Inc |
| 423-753- | Landline | Jonesboro | United Telephone-southeast-tn DBA Centurylink |
| 423-626- | Landline | New Tazewell | Centurytel Of Clairborne DBA Centurylink-claiborne |
| 423-923- | Wireless | Rogersville | New Cingular Wireless PCS - GA |
| 423-808- | Landline | Tellico Plains | Comcast Phone Of Tennessee |
| 423-435- | Landline | Athens | Level 3 Communications |
| 423-461- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-725- | Landline | Hampton | United Telephone-southeast-tn DBA Centurylink |
| 423-273- | Wireless | Morristown | Sprint Spectrum L.p. |
| 423-639- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-262- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-355- | Wireless | Chattanooga | Cricket Communications |
| 423-260- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-405- | Wireless | Athens | Sprint Spectrum L.p. |
| 423-928- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-482- | Landline | Blountville | Level 3 Communications |
| 423-851- | Landline | New Tazewell | Centurytel Of Clairborne DBA Centurylink-claiborne |
| 423-318- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-458- | Wireless | Cleveld | New Cingular Wireless PCS - GA |
| 423-956- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-553- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-999- | Wireless | Athens | Powertel Nashville Licenses |
| 423-274- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-395- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-354- | Landline | Blountville | United Telephone-southeast-tn DBA Centurylink |
| 423-573- | Landline | Bristol | Bristol Tennessee Essential Services |
| 423-790- | Landline | Cleveld | Charter Fiberlink - Tennessee |
| 423-306- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-387- | Landline | Chattanooga | Metro Beeper Service |
| 423-531- | Landline | Chattanooga | Electric Power Board Of Chattanooga |
| 423-536- | Landline | Sweetwater | Us Lec Of Tennessee, Inc |
| 423-429- | Wireless | Kingsport | New Cingular Wireless PCS - GA |
| 423-505- | Landline | Chattanooga | Sprint Spectrum L.p. |
| 423-619- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-264- | Landline | Vonore | Comcast Phone Of Tennessee |
| 423-574- | Landline | Blountville | Bristol Tennessee Essential Services |
| 423-869- | Landline | Cumberland Gap | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-748- | Wireless | Morristown | New Cingular Wireless PCS - GA |
| 423-210- | Wireless | Tellico Plains | United States Cellular Corp. - Tennessee |
| 423-336- | Landline | Charleston | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-884- | Landline | Vonore | Tellico Telephone Co. |
| 423-882- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-390- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-926- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-789- | Landline | Blountville | United Telephone-southeast-tn DBA Centurylink |
| 423-418- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-302- | Landline | Johnson City | Bandwidth.com Clec |
| 423-261- | Landline | Farner | Tellico Telephone Co. |
| 423-366- | Wireless | Bristol | New Cingular Wireless PCS - GA |
| 423-915- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-384- | Wireless | Fall Branch | Suncom DBA T-mobile Usa |
| 423-307- | Landline | Morristown | Windstream Norlight |
| 423-409- | Wireless | Bulls Gap | Usa Mobility Wireless |
| 423-416- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-787- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-837- | Landline | South Pittsburg | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-283- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-322- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-217- | Landline | Bristol | Level 3 Communications |
| 423-987- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-989- | Landline | Bristol | United Telephone-southeast-tn DBA Centurylink |
| 423-480- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-389- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-303- | Landline | Cleveland | Us Lec Of Tennessee, Inc |
| 423-499- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-323- | Landline | Blountville | United Telephone-southeast-tn DBA Centurylink |
| 423-667- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-400- | Landline | Chattanooga | Sprint Spectrum L.p. |
| 423-378- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-412- | Wireless | Johnson City | Usa Mobility Wireless |
| 423-643- | Landline | Chattanooga | Electric Power Board Of Chattanooga |
| 423-630- | Landline | Johnson City | Telescan |
| 423-282- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-561- | Landline | Sweetwater | Centurylink Communications LLC |
| 423-393- | Landline | Bulls Gap | Charter Fiberlink - Tennessee |
| 423-883- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-551- | Landline | Chattanooga | Centurylink Communications LLC |
| 423-558- | Landline | Chattanooga | Alec |
| 423-369- | Landline | Oakdale | Highland Telephone Cooperative |
| 423-949- | Landline | Dunlap | Bledsoe Telephone Cooperative |
| 423-563- | Landline | La Follette | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-735- | Landline | Erwin | United Telephone-southeast-tn DBA Centurylink |
| 423-316- | Wireless | Chattanooga | Powertel Atlanta Licenses |
| 423-481- | Landline | Roan Mountain | Bandwidth.com Clec |
| 423-406- | Landline | Kingsport | Comcast Phone Of Tennessee |
| 423-824- | Unknown | East Tennessee Network | |
| 423-368- | Wireless | Athens | Cellco Partnership DBA Verizon Wireless |
| 423-410- | Wireless | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-622- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-591- | Landline | Chattanooga | Ymax Communications Corp. |
| 423-464- | Wireless | Cleveld | Powertel Atlanta Licenses |
| 423-578- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-239- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-448- | Wireless | Pikeville | New Cingular Wireless PCS - GA |
| 423-440- | Wireless | Elizabethton | Cellco Partnership DBA Verizon Wireless |
| 423-364- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-424- | Landline | Chattanooga | Us Lec Of Tennessee, Inc |
| 423-582- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-615- | Landline | College Dale | Comcast Phone Of Tennessee |
| 423-212- | Landline | Blountville | Level 3 Communications |
| 423-862- | Unknown | East Tennessee Network | |
| 423-534- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-341- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-751- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-319- | Landline | Huntsville | Highland Telephone Cooperative |
| 423-600- | Landline | Apison | Comcast Phone Of Tennessee |
| 423-309- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-537- | Landline | Bulls Gap | Us Lec Of Tennessee, Inc |
| 423-242- | Landline | Chattanooga | Teleport Communications America |
| 423-385- | Landline | Chattanooga | Us Lec Of Tennessee, Inc |
| 423-489- | Wireless | Cumberland Gap | New Cingular Wireless PCS - GA |
| 423-581- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-477- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-333- | Landline | Athens | Sprint Spectrum L.p. |
| 423-877- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-252- | Landline | Athens | Us Lec Of Tennessee, Inc |
| 423-599- | Wireless | Cleveld | Cellco Partnership DBA Verizon Wireless |
| 423-921- | Landline | Rogersville | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-662- | Landline | Blountville | Telcove Operations |
| 423-933- | Landline | Chattanooga | Network Telephone Corporation |
| 423-295- | Landline | Vonore | Tellico Telephone Co. |
| 423-914- | Wireless | Bristol | Cellco Partnership DBA Verizon Wireless |
| 423-683- | Landline | Elizabethton | Na Communications |
| 423-473- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-780- | Landline | Charleston | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-421- | Wireless | Chattanooga | Sprint Spectrum L.p. |
| 423-854- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-381- | Wireless | Athens | Sprint Spectrum L.p. |
| 423-948- | Wireless | Limestone | Sprint Spectrum L.p. |
| 423-396- | Landline | Apison | Centurytel Ooltewah-collegedale DBA Centurylink |
| 423-625- | Landline | Newport | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-216- | Landline | Benton | Network Telephone Corporation |
| 423-492- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-462- | Landline | Riceville | Tellico Telephone Co. |
| 423-607- | Wireless | Limestone | Cellco Partnership DBA Verizon Wireless |
| 423-441- | Wireless | Cumberland Gap | Sprint Spectrum L.p. |
| 423-374- | Landline | La Follette | Alec |
| 423-506- | Wireless | Athens | Cellco Partnership DBA Verizon Wireless |
| 423-344- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-297- | Landline | Elizabethton | Telcove Operations |
| 423-547- | Landline | Elizabethton | United Telephone-southeast-tn DBA Centurylink |
| 423-718- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-663- | Landline | Huntsville | Highland Telephone Cooperative |
| 423-747- | Wireless | Johnson City | New Cingular Wireless PCS - GA |
| 423-315- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-903- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-327- | Wireless | Bulls Gap | Cellco Partnership DBA Verizon Wireless |
| 423-360- | Wireless | Kingsport | Cellco Partnership DBA Verizon Wireless |
| 423-305- | Landline | Chattanooga | Comcast Phone Of Tennessee |
| 423-379- | Landline | Newport | Alec |
| 423-253- | Landline | Tellico Plains | Tellico Telephone Co. |
| 423-572- | Wireless | Englewood | United States Cellular Corp. - Tennessee |
| 423-528- | Wireless | Greeneville | Bandwidth.com Clec |
| 423-314- | Wireless | Chattanooga | Powertel Atlanta Licenses |
| 423-407- | Wireless | Athens | Usa Mobility Wireless |
| 423-278- | Landline | Greeneville | Telcove Operations |
| 423-376- | Landline | Madisonville | Alec |
| 423-684- | Landline | Greeneville | Na Communications |
| 423-624- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-838- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-539- | Wireless | Oneida | New Cingular Wireless PCS - GA |
| 423-635- | Wireless | Chattanooga | Cricket Communications |
| 423-340- | Wireless | Bristol | Sprint Spectrum L.p. |
| 423-721- | Wireless | Newport | United States Cellular Corp. - Tennessee |
| 423-655- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-836- | Wireless | Sweetwater | Cellco Partnership DBA Verizon Wireless |
| 423-495- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-221- | Landline | Chattanooga | Usa Mobility Wireless |
| 423-807- | Wireless | Madisonville | New Cingular Wireless PCS - GA |
| 423-638- | Landline | Greeneville | United Telephone-southeast-tn DBA Centurylink |
| 423-746- | Landline | Athens | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-800- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
| 423-200- | Landline | Morristown | Level 3 Communications |
| 423-823- | Wireless | Greeneville | Sprint Spectrum L.p. |
| 423-522- | Landline | Morristown | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-338- | Landline | Benton | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-339- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-349- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-664- | Landline | Chattanooga | Centurylink Communicaitons LLC |
| 423-301- | Landline | S Pittsburg | Brooks Fiber Communications Of Tennessee- Tn |
| 423-802- | Wireless | Chattanooga | Cellco Partnership DBA Verizon Wireless |
| 423-533- | Landline | Pikeville | Bledsoe Telephone Cooperative |
| 423-516- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-509- | Landline | Chattanooga | Neutral Tandem-tennessee |
| 423-230- | Landline | Kingsport | United Telephone-southeast-tn DBA Centurylink |
| 423-334- | Landline | Decatur | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-213- | Wireless | Johnson City | Sprint Spectrum L.p. |
| 423-478- | Landline | Cleveland | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-329- | Wireless | Greeneville | New Cingular Wireless PCS - GA |
| 423-651- | Unknown | Bandwidth.com Clec | |
| 423-953- | Landline | Johnson City | United Telephone-southeast-tn DBA Centurylink |
| 423-490- | Landline | Chattanooga | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-226- | Landline | Church Hill | Bandwidth.com Clec |
| 423-345- | Landline | Surgoinsville | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 423-902- | Wireless | Chattanooga | New Cingular Wireless PCS - GA |
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