Ignacio, CA — rate center
- State
- California
- Active prefixes
- 19
- Carriers
- 10
- Pooled prefixes
- 16
- LATA
- 722
- Metro area
- San Francisco-Oakland-Fremont, CA MSA
The Ignacio rate center (California) anchors 19 active prefixes under area codes 415, 628. Rate centers, not city limits, are what phone numbers are legally tied to.
19 central-office prefixes are currently anchored to this rate center across 10 carriers. 16 prefixes participate in thousands-block pooling, so blocks of 1,000 numbers are shared between carriers.
The rate center belongs to the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area. Routing-wise it sits in LATA 722.
Multiple area codes over one rate center (415/628) is the overlay pattern: same geography, different first three digits.
Treat this data as geography of the number, not of the caller: porting, VoIP and caller-ID spoofing all detach the two. When a call matters, hang up and call back through an official number.
Prefixes anchored to Ignacio
| Prefix | Code holder | Pooled |
|---|---|---|
| 415-234 | ONVOY, LLC - CA | Yes |
| 415-251 | ONVOY, LLC - CA | Yes |
| 415-382 | PACIFIC BELL | No |
| 415-475 | ONVOY, LLC - CA | Yes |
| 415-483 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
| 415-506 | PACIFIC BELL | Yes |
| 415-612 | T-MOBILE USA, INC. | Yes |
| 415-763 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | Yes |
| 415-842 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 415-881 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 415-883 | PACIFIC BELL | No |
| 415-884 | PACIFIC BELL | No |
| 415-996 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
FAQ
What area code is Ignacio, CA?
Ignacio is served by 2 area codes — 415, 628 — which overlay the same territory.
How many prefixes does Ignacio have?
19 active NXX prefixes are anchored to this rate center in NANPA records, held by 10 carriers.
Is a call from a Ignacio prefix really from Ignacio?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.