Prefix 408-704 — San Jose:west Da, CA

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

Area code
408
Prefix (NXX)
704
Rate center
San Jose:west Da
State
California
Time zone
Pacific
Code holder
PACIFIC BELL
OCN
9740
Pooled
Yes (thousands-block pooling)
Assigned
2001-03-08
LATA
722

A phone number starting 408-704 was issued in the San Jose:west Da rate center of CA — part of area code 408.

Code-holder of record: PACIFIC BELL (OCN 9740), assigned March 8, 2001. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 408-704 numbers may be served by different companies.

A scammer can display 408-704 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.

San Jose:west Da is part of the San Jose-Sunnyvale-Santa Clara, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 722. Numbers here keep Pacific time.

Neighboring prefixes

Prefixes adjacent to 408-704
PrefixRate centerCode holder
408-701 Sunnyvale LEVEL 3 COMMUNICATIONS, LLC - CA
408-702 Sunnyvale LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
408-703 San Jose:west Da BANDWIDTH.COM CLEC, LLC - CA
408-705 San Jose:south Da TELEPORT COMMUNICATIONS AMERICA, LLC - CA
408-706 Morgan Hill CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-707 San Jose:north Da ONVOY, LLC - CA

FAQ

Where is 408-704 located?

The prefix is assigned to the San Jose:west Da rate center in CA, area code 408. It is part of the San Jose-Sunnyvale-Santa Clara, CA Metropolitan Statistical Area.

Which company owns 408-704 numbers?

PACIFIC BELL 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 408-704 safe to answer?

The prefix itself says nothing about the caller. Legitimate San Jose:west Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.