Michigan Bar, CA — rate center
- State
- California
- Active prefixes
- 12
- Carriers
- 9
- Pooled prefixes
- 12
- LATA
- 726
- Metro area
- Sacramento--Roseville--Folsom, CA MSA
Phone numbers "from Michigan Bar" are, precisely speaking, numbers whose prefixes are anchored to the Michigan Bar rate center of California, under 279, 916.
The rate center currently carries 12 working prefixes across 9 carriers. 12 prefixes participate in thousands-block pooling, so blocks of 1,000 numbers are shared between carriers.
The rate center belongs to the Sacramento--Roseville--Folsom, CA Metropolitan Statistical Area. Routing-wise it sits in LATA 726.
Multiple area codes over one rate center (279/916) is the overlay pattern: same geography, different first three digits.
A Michigan Bar prefix on caller ID is a starting point, not proof of origin — numbers travel with their owners and displays can be spoofed. Use official callback numbers for anything sensitive.
Prefixes anchored to Michigan Bar
| Prefix | Code holder | Pooled |
|---|---|---|
| 916-222 | ONVOY, LLC - CA | Yes |
| 916-234 | IP HORIZON LLC | Yes |
| 916-304 | MATRIX TELECOM, LLC. S/I/I TNCI - CA | Yes |
| 916-312 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | Yes |
| 916-314 | MATRIX TELECOM, LLC. S/I/I TNCI - CA | Yes |
| 916-352 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
| 916-354 | PACIFIC BELL | Yes |
| 916-674 | ONVOY, LLC - CA | Yes |
| 916-794 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
FAQ
What area code is Michigan Bar, CA?
Michigan Bar is served by 2 area codes — 279, 916 — which overlay the same territory.
How many prefixes does Michigan Bar have?
12 active NXX prefixes are anchored to this rate center in NANPA records, held by 9 carriers.
Is a call from a Michigan Bar prefix really from Michigan Bar?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.