Phone numbers in Alva, Oklahoma
Alva has 5 phone prefixes in area code 580.
Biggest holders: AT&T (local phone), AT&T Mobility, Level 3 (Lumen). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 40%
- Local phone company 40%
- Internet / business phone carrier 20%
Every prefix in Alva
Search the first six digits of a number in this list. If it's here, the number started in Alva with the carrier shown. If it isn't, check the Oklahoma page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 580-327 | AT&T (local phone) | Local phone company | – |
| 580-430 | AT&T (local phone) | Local phone company | – |
| 580-609 | Level 3 (Lumen) | Internet / business phone carrier | 2002 |
| 580-732 | AT&T Mobility | Mobile carrier | 2002 |
| 580-748 | AT&T Mobility | Mobile carrier | 2003 |
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.