Phone numbers in Walnut Ridge, Arkansas
Walnut Ridge has 5 phone prefixes in area code 870.
Biggest holders: AT&T (local phone), E. Ritter Communications, AT&T Mobility. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 40%
- Local phone company 40%
- Phone company 20%
Every prefix in Walnut Ridge
Search the first six digits of a number in this list. If it's here, the number started in Walnut Ridge with the carrier shown. If it isn't, check the Arkansas page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 870-637 | E. Ritter Communications | Phone company | 2001 |
| 870-679 | AT&T Mobility | Mobile carrier | – |
| 870-759 | AT&T (local phone) | Local phone company | – |
| 870-809 | Verizon Wireless | Mobile carrier | – |
| 870-886 | AT&T (local phone) | Local phone company | – |
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.