Prefix 213-231 — Los Angeles:da 01, CA
- Area code
- 213
- Prefix (NXX)
- 231
- Rate center
- Los Angeles:da 01
- State
- California
- Time zone
- Pacific
- Code holder
- LEVEL 3 COMMUNICATIONS, LLC - CA
- OCN
- 8826
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2015-10-21
- LATA
- 730
213-231 identifies a block of numbers in Los Angeles:da 01, CA, within the 213 area code. Every US prefix is tied to exactly one rate center; this one is Los Angeles:da 01.
The rate center lies in the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area. The serving LATA is 730. Local time follows the Pacific zone.
Treat the on-screen number as a hint, not evidence — 213-231 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.
NANPA's central-office code records list LEVEL 3 COMMUNICATIONS, LLC - CA (OCN 8826) as the code holder, assigned October 21, 2015. Because 213-231 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 213-228 | Los Angeles:da 01 | PACIFIC BELL |
| 213-229 | Los Angeles:da 01 | PACIFIC BELL |
| 213-230 | Los Angeles:da 01 | AMERICAN MESSAGING SERVICES, LLC |
| 213-232 | Los Angeles:da 01 | ONVOY, LLC - CA |
| 213-233 | Los Angeles:da 01 | PAETEC ITEL, LLC |
| 213-234 | Los Angeles:da 07 | PAETEC ITEL, LLC |
FAQ
Where is 213-231 located?
The prefix is assigned to the Los Angeles:da 01 rate center in CA, area code 213. It is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area.
Which company owns 213-231 numbers?
LEVEL 3 COMMUNICATIONS, LLC - CA holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 213-231 safe to answer?
The prefix itself says nothing about the caller. Legitimate Los Angeles:da 01 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.