Phone numbers in Heidelberg, Mississippi
Heidelberg has 8 phone prefixes in area codes 601, 769.
Biggest holders: Terra Nova Telecom, AT&T (local phone), Telepak Networks. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 12%
- Local phone company 12%
- Internet / business phone carrier 62%
- Phone company 12%
Every prefix in Heidelberg
Search the first six digits of a number in this list. If it's here, the number started in Heidelberg with the carrier shown. If it isn't, check the Mississippi page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 601-343 | Terra Nova Telecom | Internet / business phone carrier | 2001 |
| 601-787 | AT&T (local phone) | Local phone company | – |
| 601-903 | Telepak Networks | Phone company | – |
| 601-935 | Verizon Wireless | Mobile carrier | – |
| 601-997 | Bandwidth | Internet / business phone carrier | – |
| 769-269 | Onvoy | Internet / business phone carrier | 2021 |
| 769-287 | Level 3 (Lumen) | Internet / business phone carrier | 2006 |
| 769-321 | Comcast | Internet / business phone carrier | 2007 |
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.