Phone numbers in Yreka, California
Yreka has 10 phone prefixes in area code 530.
Biggest holders: Verizon Wireless, AT&T (local phone), IP Horizon. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 50%
- Local phone company 20%
- Internet / business phone carrier 30%
Every prefix in Yreka
Search the first six digits of a number in this list. If it's here, the number started in Yreka with the carrier shown. If it isn't, check the California page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 530-331 | IP Horizon | Internet / business phone carrier | – |
| 530-340 | AT&T Mobility | Mobile carrier | – |
| 530-572 | Terra Nova Telecom | Internet / business phone carrier | – |
| 530-598 | Verizon Wireless | Mobile carrier | – |
| 530-643 | Verizon Wireless | Mobile carrier | 2008 |
| 530-775 | T-Mobile (including Sprint) | Mobile carrier | 2026 |
| 530-841 | AT&T (local phone) | Local phone company | – |
| 530-842 | AT&T (local phone) | Local phone company | – |
| 530-905 | UScellular | Mobile carrier | – |
| 530-937 | Level 3 (Lumen) | Internet / business phone carrier | – |
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.