Prefix 619-431 — San Diego:san Diego Da, CA
- Area code
- 619
- Prefix (NXX)
- 431
- Rate center
- San Diego:san Diego Da
- State
- California
- Time zone
- Pacific
- Code holder
- BANDWIDTH.COM CLEC, LLC - CA
- OCN
- 981E
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2014-07-21
- LATA
- 732
619-431 identifies a block of numbers in San Diego:san Diego Da, CA, within the 619 area code. Every US prefix is tied to exactly one rate center; this one is San Diego:san Diego Da.
The rate center lies in the San Diego-Cula Vista-Carlsbad, CA Metropolitan Statistical Area. The serving LATA is 732. Local time follows the Pacific zone.
Treat the on-screen number as a hint, not evidence — 619-431 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.
The assigned code holder is BANDWIDTH.COM CLEC, LLC - CA, operating company number 981E, assigned July 21, 2014. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 619-428 | Chula Vista | PACIFIC BELL |
| 619-429 | Chula Vista | PACIFIC BELL |
| 619-430 | San Diego:san Diego Da | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 619-432 | San Diego:san Diego Da | T-MOBILE USA, INC. |
| 619-433 | La Mesa | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 619-434 | National City | COMCAST PHONE OF CALIFORNIA, LLC |
FAQ
Where is 619-431 located?
The prefix is assigned to the San Diego:san Diego Da rate center in CA, area code 619. It is part of the San Diego-Cula Vista-Carlsbad, CA Metropolitan Statistical Area.
Which company owns 619-431 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 619-431 safe to answer?
The prefix itself says nothing about the caller. Legitimate San Diego:san Diego Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.