Prefix 619-329 — San Diego:san Diego Da, CA

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

Area code
619
Prefix (NXX)
329
State
California
Time zone
Pacific
Code holder
TELEPORT COMMUNICATIONS AMERICA, LLC - CA
OCN
7147
Pooled
Yes (thousands-block pooling)
Assigned
2016-04-15
LATA
732

619-329 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 — 619-329 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 TELEPORT COMMUNICATIONS AMERICA, LLC - CA, operating company number 7147, assigned April 15, 2016. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

Neighboring prefixes

Prefixes adjacent to 619-329
PrefixRate centerCode holder
619-326 San Diego:san Diego Da U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS
619-327 National City METROPCS, INC.
619-328 El Cajon COMCAST PHONE OF CALIFORNIA, LLC
619-330 San Diego:san Diego Da ONVOY, LLC - CA
619-331 San Diego:san Diego Da UTILITY TELECOM GROUP, LLC - CA
619-332 El Cajon NEW CINGULAR WIRELESS PCS, LLC

FAQ

Where is 619-329 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 619-329 numbers?

TELEPORT COMMUNICATIONS AMERICA, 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 619-329 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.