There are 732 phone number prefixes within area code 423. Additionally, there are more than 700 phone numbers in this area code that have received at least one user report. The location of calls from area code 423 is Tennessee, USA. Most numbers in this area code are in US Eastern time, where the time is currently 12:47:47 PM on June 21, 2025.
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
| Prefix | City / State | Primary Telco |
|---|---|---|
| 423-505 | Chattanooga, TN | Sprint Spectrum, L.p. |
| 423-506 | Athens, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-507 | Athens, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-508 | Chattanooga, TN | Teleport Communications America, Llc - Tn |
| 423-509 | Chattanooga, TN | Onvoy, Llc - Tn |
| 423-510 | Chattanooga, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-511 | Tennessee | |
| 423-512 | Stoney Creek, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-514 | Chattanooga, TN | Usa Mobility Wireless, Inc. |
| 423-515 | South Pittsburg, TN | Onvoy, Llc - Tn |
| 423-516 | Sullivan Gardens, TN | United Telephone-southeast-tn Dba Centurylink - Tn |
| 423-517 | Chattanooga, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-518 | Elizabethton, TN | Sprint Spectrum, L.p. |
| 423-519 | Tellico Plains, TN | United States Cellular - Tn |
| 423-520 | Madisonville, TN | Us Lec Of Tennessee, Inc. |
| 423-521 | Chattanooga, TN | Powertel Atlanta Licenses, Inc. |
| 423-522 | Morristown, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-523 | Bulls Gap, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-524 | Johnson City, TN | Nuso, Llc |
| 423-525 | Greeneville, TN | Level 3 Communications, Llc - Tn |
| 423-526 | New Tazewell, TN | Centurytel Of Clairborne Dba Centurylink-claiborne |
| 423-528 | Baileyton, TN | Bandwidth.com Clec, Llc - Tn |
| 423-529 | Georgetown, TN | Deltacom, Inc. - Tn |
| 423-530 | Kingsport, TN | Sprint Spectrum, L.p. |
| 423-531 | Chattanooga, TN | Electric Power Board Of Chattanooga |
| 423-532 | Newport, TN | Us Lec Of Tennessee, Inc. |
| 423-533 | Nine Mile, TN | Bledsoe Tel. Coop. |
| 423-534 | Bristol, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-535 | Chattanooga, TN | Mcimetro Access Transmission Services Llc - Tn |
| 423-536 | Sweetwater, TN | Us Lec Of Tennessee, Inc. |
| 423-537 | Bulls Gap, TN | Us Lec Of Tennessee, Inc. |
| 423-538 | Bluff City, TN | United Telephone-southeast-tn Dba Centurylink - Tn |
| 423-539 | Oneida, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-540 | Newport, TN | Peerless Network Of Tennessee, Llc - Tn |
| 423-541 | Chattanooga, TN | Vonage America Llc |
| 423-542 | Elizabethton, TN | United Telephone-southeast-tn Dba Centurylink - Tn |
| 423-543 | Elizabethton, TN | United Telephone-southeast-tn Dba Centurylink - Tn |
| 423-544 | Chattanooga, TN | Sprint Spectrum, L.p. |
| 423-545 | Madisonville, TN | Level 3 Communications, Llc - Tn |
| 423-546 | Bulls Gap, TN | Level 3 Communications, Llc - Tn |
| 423-547 | Elizabethton, TN | United Telephone-southeast-tn Dba Centurylink - Tn |
| 423-548 | Copper Basin, TN | Etc Communications, L.l.c. - Tn |
| 423-549 | Johnson City, TN | Vonage America Llc |
| 423-551 | Chattanooga, TN | Centurylink Communications, Llc |
| 423-552 | Greeneville, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-553 | Chattanooga, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-554 | College Station, TN | Bledsoe Tel. Coop. |
| 423-555 | Knoxville, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-556 | Soddy Daisy, TN | Bandwidth.com Clec, Llc - Tn |
| 423-557 | Johnson City, TN | Suncom Dba T-mobile Usa |
| 423-558 | Chattanooga, TN | Onvoy, Llc - Tn |
| 423-559 | Cleveland, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-560 | Erwin, TN | Onvoy, Llc - Tn |
| 423-561 | Sweetwater, TN | Centurylink Communications, Llc |
| 423-562 | La Follette, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-563 | La Follette, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-564 | Rogersville, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-565 | Decatur, TN | Bandwidth.com Clec, Llc - Tn |
| 423-566 | La Follette, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-567 | Dayton, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-568 | Niota, TN | Tellico Tel. Co., Inc. |
| 423-569 | Oneida, TN | Highland Tel. Coop, Inc. |
| 423-570 | Dayton, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-571 | Midway (sulivan), TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-572 | Englewood, TN | United States Cellular - Tn |
| 423-573 | Bristol, TN | Bristol Tennessee Essential Services - Tn |
| 423-574 | Blountville, TN | Bristol Tennessee Essential Services - Tn |
| 423-575 | Bluff City, TN | Bristol Tennessee Essential Services - Tn |
| 423-577 | Oneida, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-578 | Kingsport, TN | United Telephone-southeast-tn Dba Centurylink - Tn |
| 423-579 | Kingsport, TN | Mountainet Telephone Company - Va |
| 423-580 | Chattanooga, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-581 | Morristown, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-582 | Chattanooga, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-583 | Sullivan Gardens, TN | Bandwidth.com Clec, Llc - Tn |
| 423-584 | Cleveland, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-585 | Morristown, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-586 | Morristown, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-587 | Morristown, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-588 | Greeneville, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-589 | Georgetown, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-590 | South Pittsburg, TN | Bandwidth.com Clec, Llc - Tn |
| 423-591 | Chattanooga, TN | Ymax Communications Corp. - Tn |
| 423-592 | La Follette, TN | United States Cellular - Tn |
| 423-593 | Chattanooga, TN | Sprint Spectrum, L.p. |
| 423-594 | Dayton, TN | At&t - Local |
| 423-595 | Chattanooga, TN | Sprint Spectrum, L.p. |
| 423-596 | Chattanooga, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-597 | Benton, TN | Bandwidth.com Clec, Llc - Tn |
| 423-598 | Chattanooga, TN | New Cingular Wireless Pcs, Llc - Ga |
| 423-599 | Cleveland, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-600 | Apison, TN | Comcast Ip Phone, Llc |
| 423-601 | Bulls Gap, TN | Bellsouth Telecomm Inc Dba South Central Bell Tel |
| 423-602 | Chattanooga, TN | Nuso, Llc |
| 423-603 | Fork Ridge, TN | At&t Corp. |
| 423-604 | Etowah, TN | Onvoy, Llc - Tn |
| 423-605 | Chattanooga, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-606 | Englewood, TN | Comcast Ip Phone, Llc |
| 423-607 | Limestone, TN | Cellco Partnership Dba Verizon Wireless - Tn |
| 423-608 | Newport, TN | Cellco Partnership Dba Verizon Wireless - Tn |
June 21, 2025