Los Angeles:da 03, CA — rate center
- State
- California
- Active prefixes
- 73
- Carriers
- 19
- Pooled prefixes
- 56
- LATA
- 730
- Metro area
- Los Angeles-Long Beach-Anaheim, CA MSA
Phone numbers "from Los Angeles:da 03" are, precisely speaking, numbers whose prefixes are anchored to the Los Angeles:da 03 rate center of California, under 213, 323, 738.
The rate center currently carries 73 working prefixes across 19 carriers. 56 prefixes participate in thousands-block pooling, so blocks of 1,000 numbers are shared between carriers.
The rate center belongs to the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area. Routing-wise it sits in LATA 730.
Multiple area codes over one rate center (213/323/738) is the overlay pattern: same geography, different first three digits.
A Los Angeles:da 03 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 Los Angeles:da 03
| Prefix | Code holder | Pooled |
|---|---|---|
| 213-371 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 213-490 | RIGHT CALL LLC | No |
| 213-543 | ONVOY SPECTRUM, LLC | Yes |
| 213-573 | T-MOBILE USA, INC. | Yes |
| 213-579 | ONVOY, LLC - CA | Yes |
| 213-585 | T-MOBILE USA, INC. | Yes |
| 213-592 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 213-647 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 213-667 | FRACTEL, LLC | Yes |
| 213-714 | ONVOY, LLC - CA | Yes |
| 213-866 | FRACTEL, LLC | Yes |
| 213-872 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 213-875 | T-MOBILE USA, INC. | Yes |
| 213-886 | FRACTEL, LLC | Yes |
| 213-914 | ONVOY SPECTRUM, LLC | Yes |
| 213-967 | ONVOY SPECTRUM, LLC | Yes |
FAQ
What area code is Los Angeles:da 03, CA?
Los Angeles:da 03 is served by 3 area codes — 213, 323, 738 — which overlay the same territory.
How many prefixes does Los Angeles:da 03 have?
73 active NXX prefixes are anchored to this rate center in NANPA records, held by 19 carriers.
Is a call from a Los Angeles:da 03 prefix really from Los Angeles:da 03?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.