Phone numbers in North San Juan, California
North San Juan has 5 phone prefixes in area code 530.
Biggest holders: Peerless Network Of California, AT&T (local phone), North County Communication. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 20%
- Internet / business phone carrier 60%
- Phone company 20%
Every prefix in North San Juan
Search the first six digits of a number in this list. If it's here, the number started in North San Juan with the carrier shown. If it isn't, check the California page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 530-292 | AT&T (local phone) | Local phone company | – |
| 530-358 | Peerless Network Of California | Internet / business phone carrier | 2013 |
| 530-369 | North County Communication | Phone company | – |
| 530-835 | Onvoy | Internet / business phone carrier | 2020 |
| 530-939 | Peerless Network Of California | Internet / business phone carrier | 2023 |
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.