Phone numbers in Copperbsin, Tennessee
Copperbsin has 5 phone prefixes in area code 423.
Biggest holders: Verizon Wireless, AT&T (local phone), Etc Communications. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 20%
- Local phone company 20%
- Internet / business phone carrier 40%
- Phone company 20%
Every prefix in Copperbsin
Search the first six digits of a number in this list. If it's here, the number started in Copperbsin with the carrier shown. If it isn't, check the Tennessee page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 423-241 | Verizon Wireless | Mobile carrier | 2003 |
| 423-496 | AT&T (local phone) | Local phone company | – |
| 423-548 | Etc Communications | Phone company | 2005 |
| 423-659 | Teleport Communications America | Internet / business phone carrier | 2020 |
| 423-761 | Level 3 (Lumen) | Internet / business phone carrier | 2006 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.