Prefix 619-373 — Chula Vista, CA

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

Area code
619
Prefix (NXX)
373
Rate center
Chula Vista
State
California
Time zone
Pacific
Code holder
CENTURYLINK COMMUNICATIONS, LLC
OCN
508J
Pooled
Yes (thousands-block pooling)
Assigned
2013-01-31
LATA
732

A phone number starting 619-373 was issued in the Chula Vista rate center of CA — part of area code 619.

Code-holder of record: CENTURYLINK COMMUNICATIONS, LLC (OCN 508J), assigned January 31, 2013. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 619-373 numbers may be served by different companies.

A scammer can display 619-373 without ever touching CA. When in doubt, end the call and reach the company or agency through its official website; unwanted robocalls belong in the FTC's fraud report queue.

Chula Vista is part of the San Diego-Cula Vista-Carlsbad, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 732. Numbers here keep Pacific time.

Neighboring prefixes

Prefixes adjacent to 619-373
PrefixRate centerCode holder
619-370 Chula Vista NEW CINGULAR WIRELESS PCS, LLC
619-371 Chula Vista CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
619-372 San Diego:san Diego Da CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
619-374 San Diego:san Diego Da ONVOY, LLC - CA
619-375 El Cajon BANDWIDTH.COM CLEC, LLC - CA
619-376 San Diego:san Diego Da T-MOBILE USA, INC.

FAQ

Where is 619-373 located?

The prefix is assigned to the Chula Vista rate center in CA, area code 619. It is part of the San Diego-Cula Vista-Carlsbad, CA Metropolitan Statistical Area.

Which company owns 619-373 numbers?

CENTURYLINK COMMUNICATIONS, LLC 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 619-373 safe to answer?

The prefix itself says nothing about the caller. Legitimate Chula Vista businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.