Prefix 408-601 — San Jose:north Da, CA

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

Area code
408
Prefix (NXX)
601
Rate center
San Jose:north Da
State
California
Time zone
Pacific
Code holder
BANDWIDTH.COM CLEC, LLC - CA
OCN
981E
Pooled
Yes (thousands-block pooling)
Assigned
2012-01-18
LATA
722

The 408-601 prefix belongs to area code 408 and is anchored to the San Jose:north Da rate center (CA). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

San Jose:north Da is part of the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 722. Numbers here keep Pacific time.

The assigned code holder is BANDWIDTH.COM CLEC, LLC - CA, operating company number 981E, assigned January 18, 2012. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

Caller ID showing 408-601 is not proof the call came from San Jose:north Da: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.

Neighboring prefixes

Prefixes adjacent to 408-601
PrefixRate centerCode holder
408-598 Sunnyvale CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-599 San Jose:south Da CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-600 San Jose:south Da T-MOBILE USA, INC.
408-602 Salinas CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-603 Campbell LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
408-604 Sunnyvale MCIMETRO ACCESS TRANSMISSION SERVICES LLC

FAQ

Where is 408-601 located?

The prefix is assigned to the San Jose:north Da rate center in CA, area code 408. It is part of the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area.

Which company owns 408-601 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 408-601 safe to answer?

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