Prefix 213-397 — Los Angeles:da 09, CA
- Area code
- 213
- Prefix (NXX)
- 397
- Rate center
- Los Angeles:da 09
- State
- California
- Time zone
- Pacific
- Code holder
- T-MOBILE USA, INC.
- OCN
- 6529
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2019-09-30
- LATA
- 730
The 213-397 prefix belongs to area code 213 and is anchored to the Los Angeles:da 09 rate center (CA). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Los Angeles:da 09 is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 730. Numbers here keep Pacific time.
The assigned code holder is T-MOBILE USA, INC., operating company number 6529, assigned September 30, 2019. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Caller ID showing 213-397 is not proof the call came from Los Angeles:da 09: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 213-394 | Los Angeles:da 01 | DMR COMMUNICATIONS INC. - CA |
| 213-395 | Los Angeles:da 01 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 213-396 | Los Angeles:da 02 | SHELCOMM |
| 213-398 | Los Angeles:da 13 | T-MOBILE USA, INC. |
| 213-399 | Los Angeles:da 01 | NEW CINGULAR WIRELESS PCS, LLC |
| 213-400 | Los Angeles:da 01 | NEW CINGULAR WIRELESS PCS, LLC |
FAQ
Where is 213-397 located?
The prefix is assigned to the Los Angeles:da 09 rate center in CA, area code 213. It is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area.
Which company owns 213-397 numbers?
T-MOBILE USA, INC. 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 213-397 safe to answer?
The prefix itself says nothing about the caller. Legitimate Los Angeles:da 09 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.