Phone numbers in De Kalb, Mississippi
De Kalb has 6 phone prefixes in area codes 601, 769.
Biggest holders: Onvoy, Telepak Networks, AT&T (local phone). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 17%
- Local phone company 17%
- Internet / business phone carrier 50%
- Phone company 17%
Every prefix in De Kalb
Search the first six digits of a number in this list. If it's here, the number started in De Kalb with the carrier shown. If it isn't, check the Mississippi page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 601-290 | Onvoy | Internet / business phone carrier | – |
| 601-662 | Telepak Networks | Phone company | 2005 |
| 601-743 | AT&T (local phone) | Local phone company | – |
| 601-751 | Verizon Wireless | Mobile carrier | 2003 |
| 601-793 | Level 3 (Lumen) | Internet / business phone carrier | 2005 |
| 769-486 | Windstream (PAETEC) | Internet / business phone carrier | 2010 |
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.