Prefix 916-230 — Elk Grove, CA

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

Area code
916
Prefix (NXX)
230
Rate center
Elk Grove
State
California
Time zone
Pacific
Code holder
T-MOBILE USA, INC.
OCN
6529
Pooled
Yes (thousands-block pooling)
Assigned
2001-12-28
LATA
726

A phone number starting 916-230 was issued in the Elk Grove rate center of CA — part of area code 916.

NANPA's central-office code records list T-MOBILE USA, INC. (OCN 6529) as the code holder, assigned December 28, 2001. Because 916-230 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

A scammer can display 916-230 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.

Elk Grove is part of the Sacramento--Roseville--Folsom, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 726. Numbers here keep Pacific time.

Neighboring prefixes

Prefixes adjacent to 916-230
PrefixRate centerCode holder
916-227 Sacramento:main Da PACIFIC BELL
916-228 Sacramento:main Da PACIFIC BELL
916-229 Sacramento:main Da PACIFIC BELL
916-231 Sacramento:main Da ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM
916-232 Roseville:main Da ONVOY, LLC - CA
916-233 Sacramento:main Da IP HORIZON LLC

FAQ

Where is 916-230 located?

The prefix is assigned to the Elk Grove rate center in CA, area code 916. It is part of the Sacramento--Roseville--Folsom, CA Metropolitan Statistical Area.

Which company owns 916-230 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 916-230 safe to answer?

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