Phone numbers in Mt. Juliet, Tennessee
Mt. Juliet has 8 phone prefixes in area codes 615, 629.
Biggest holders: Tennessee Tel, Windstream (PAETEC), Level 3 (Lumen). This is the local calling area (rate center) where those prefixes were first assigned.
- Internet / business phone carrier 50%
- Phone company 50%
Every prefix in Mt. Juliet
Search the first six digits of a number in this list. If it's here, the number started in Mt. Juliet with the carrier shown. If it isn't, check the Tennessee page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 615-288 | Level 3 (Lumen) | Internet / business phone carrier | – |
| 615-553 | Windstream (PAETEC) | Internet / business phone carrier | 2004 |
| 615-583 | Windstream (PAETEC) | Internet / business phone carrier | 2002 |
| 615-701 | Tennessee Tel | Phone company | 2008 |
| 615-754 | Tennessee Tel | Phone company | – |
| 615-758 | Tennessee Tel | Phone company | – |
| 615-773 | Tennessee Tel | Phone company | – |
| 629-315 | Onvoy | Internet / business phone carrier | 2024 |
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.