Prefix 909-270 — Chino, CA

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

Area code
909
Prefix (NXX)
270
Rate center
Chino
State
California
Time zone
Pacific
Code holder
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
OCN
6006
Pooled
Yes (thousands-block pooling)
Assigned
2009-02-11
LATA
730

The 909-270 prefix belongs to area code 909 and is anchored to the Chino rate center (CA). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Chino is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 730. Numbers here keep Pacific time.

The assigned code holder is CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA, operating company number 6006, assigned February 11, 2009. 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 909-270 is not proof the call came from Chino: 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 909-270
PrefixRate centerCode holder
909-267 Claremont LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
909-268 Ontario T-MOBILE USA, INC.
909-269 San Bernardino METROPCS NETWORKS, LLC
909-271 Rialto ONVOY, LLC - CA
909-272 Arrowhead T-MOBILE USA, INC.
909-273 Arrowhead CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA

FAQ

Where is 909-270 located?

The prefix is assigned to the Chino rate center in CA, area code 909. It is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area.

Which company owns 909-270 numbers?

CELLCO PARTNERSHIP DBA VERIZON WIRELESS - 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 909-270 safe to answer?

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