Telephone Area 423. Page 7.
Prefix: +1423
This prefix is distributed within the state Tennessee
The largest city in the region is Chattanooga
Time Zone: Eastern / Central
Winter time: UTC-5 / UTC-6
Summer time: UTC-4 / UTC-5
Below on the map, there is indicated the largest city in the telephone area +1-423-...-.... Tennessee Chattanooga.
Phone numbers +1-423-YYY-YYYY
| Company | District | Major City | Prefix |
|---|---|---|---|
| New Cingular Wireless PCS - GA | Campbell | La Follette, TN | +1-423912-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Jonesboro, TN | +1-423913-SSSS |
| Cellco Partnership DBA Verizon Wireless | Sullivan | Bristol, TN | +1-423914-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423915-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Sullivan | Blountville, TN | +1-423917-SSSS |
| New Cingular Wireless PCS - GA | Mcminn | Athens, TN | +1-423920-SSSS |
| Bellsouth Telecomm Inc DBA South Central Bell Tel | Hawkins | Rogersville, TN | +1-423921-SSSS |
| New Cingular Wireless PCS - GA | Hawkins | Rogersville, TN | +1-423923-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423926-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423928-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423929-SSSS |
| Mountainet Telephone Company-va | Johnson City, TN | +1-423930-SSSS | |
| Network Telephone Corporation | Hamilton | Chattanooga, TN | +1-423933-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423938-SSSS |
| Network Telephone Corporation | Marion | Jasper, TN | +1-423939-SSSS |
| Bellsouth Telecomm Inc DBA South Central Bell Tel | Marion | Jasper, TN | +1-423942-SSSS |
| Sprint Spectrum L.p. | Washington | Johnson City, TN | +1-423943-SSSS |
| Scott County Telephone Cooperative | Hawkins | Mount Carmel, TN | +1-423944-SSSS |
| Sprint Spectrum L.p. | Washington | Johnson City, TN | +1-423946-SSSS |
| Sprint Spectrum L.p. | Washington | Limestone, TN | +1-423948-SSSS |
| Bledsoe Telephone Cooperative | Sequatchie | Dunlap, TN | +1-423949-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423952-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423953-SSSS |
| Bellsouth Telecomm Inc DBA South Central Bell Tel | Hamilton | Chattanooga, TN | +1-423954-SSSS |
| Cellco Partnership DBA Verizon Wireless | Sullivan | Bristol, TN | +1-423956-SSSS |
| Sprint Spectrum L.p. | Carter | Hampton, TN | +1-423957-SSSS |
| Bellsouth Telecomm Inc DBA South Central Bell Tel | Bradley | Cleveland, TN | +1-423961-SSSS |
| Sprint Spectrum L.p. | Sullivan | Kingsport, TN | +1-423963-SSSS |
| Highland Telephone Cooperative | Morgan | Deer Lodge, TN | +1-423965-SSSS |
| Sprint Spectrum L.p. | Sullivan | Kingsport, TN | +1-423967-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Sullivan | Bristol, TN | +1-423968-SSSS |
| Sprint Spectrum L.p. | Greene | Greeneville, TN | +1-423972-SSSS |
| Level 3 Communications | Hancock | Sneedville, TN | +1-423973-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423975-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Washington | Johnson City, TN | +1-423979-SSSS |
| New Cingular Wireless PCS - GA | Hamilton | Chattanooga, TN | +1-423987-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Sullivan | Bristol, TN | +1-423989-SSSS |
| United Telephone-southeast-tn DBA Centurylink | Sullivan | Bristol, TN | +1-423990-SSSS |
| New Cingular Wireless PCS - GA | Hamilton | Chattanooga, TN | +1-423991-SSSS |
| New Cingular Wireless PCS - GA | Chattanooga, TN | +1-423994-SSSS | |
| Powertel Nashville Licenses | Athens, TN | +1-423999-SSSS |
