Prefix 213-436 — Los Angeles:da 10, CA

NANPA CO code assignment, current as of July 28, 2026.

Area code
213
Prefix (NXX)
436
Rate center
Los Angeles:da 10
State
California
Time zone
Pacific
Code holder
BANDWIDTH.COM CLEC, LLC - CA
OCN
981E
Pooled
Yes (thousands-block pooling)
Assigned
2015-03-20
LATA
730

The 213-436 prefix belongs to area code 213 and is anchored to the Los Angeles:da 10 rate center (CA). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Los Angeles:da 10 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 BANDWIDTH.COM CLEC, LLC - CA, operating company number 981E, assigned March 20, 2015. 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 213-436 is not proof the call came from Los Angeles:da 10: 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

Prefixes adjacent to 213-436
PrefixRate centerCode holder
213-433 Los Angeles:da 10 BANDWIDTH.COM CLEC, LLC - CA
213-434 Los Angeles:da 01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
213-435 Los Angeles:da 01 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
213-437 Los Angeles:da 01 PACIFIC BELL
213-438 Los Angeles:da 01 PACIFIC BELL
213-439 Los Angeles:da 01 PACIFIC BELL

FAQ

Where is 213-436 located?

The prefix is assigned to the Los Angeles:da 10 rate center in CA, area code 213. It is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area.

Which company owns 213-436 numbers?

BANDWIDTH.COM CLEC, 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 213-436 safe to answer?

The prefix itself says nothing about the caller. Legitimate Los Angeles:da 10 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.