Prefix 619-558 — El Cajon, CA
Numbers in the 619-558 prefix are registered to the El Cajon rate center in CA, inside area code 619. The prefix is the second block of a ten-digit US number (619-558-XXXX) and pins the number to a billing locality.
The assigned code holder is T-MOBILE USA, INC., operating company number 6529, assigned October 24, 2016. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
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.
Spoofing means this prefix on your screen doesn't guarantee a El Cajon caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 619-554 | Coronado | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 619-556 | San Diego:san Diego Da | PACIFIC BELL |
| 619-557 | San Diego:san Diego Da | PACIFIC BELL |
| 619-559 | San Diego:san Diego Da | NEW CINGULAR WIRELESS PCS, LLC |
| 619-560 | San Diego:san Diego Da | COMCAST PHONE OF CALIFORNIA, LLC |
| 619-561 | El Cajon | PACIFIC BELL |
FAQ
Where is 619-558 located?
The prefix is assigned to the El Cajon rate center in CA, area code 619. It is part of the San Diego-Cula Vista-Carlsbad, CA Metropolitan Statistical Area.
Which company owns 619-558 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 619-558 safe to answer?
The prefix itself says nothing about the caller. Legitimate El Cajon businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.