Prefix 909-252 — San Bernardino, CA
- Area code
- 909
- Prefix (NXX)
- 252
- Rate center
- San Bernardino
- State
- California
- Time zone
- Pacific
- Code holder
- FRONTIER CALIFORNIA INC.
- OCN
- 2319
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2008-01-25
- LATA
- 730
A phone number starting 909-252 was issued in the San Bernardino rate center of CA — part of area code 909.
NANPA's central-office code records list FRONTIER CALIFORNIA INC. (OCN 2319) as the code holder, assigned January 25, 2008. Because 909-252 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
A scammer can display 909-252 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 Bernardino is part of the Riverside-San Bernardino-Ontario, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 730. Numbers here keep Pacific time.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 909-249 | Ontario | SPOK, INC. |
| 909-250 | Redlands | ONVOY, LLC - CA |
| 909-251 | Fontana | TWC IP ENABLED SERVICES, LLC |
| 909-253 | Redlands | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 909-254 | Colton | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 909-255 | Redlands | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
FAQ
Where is 909-252 located?
The prefix is assigned to the San Bernardino rate center in CA, area code 909. It is part of the Riverside-San Bernardino-Ontario, CA Metropolitan Statistical Area.
Which company owns 909-252 numbers?
FRONTIER CALIFORNIA 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 909-252 safe to answer?
The prefix itself says nothing about the caller. Legitimate San Bernardino businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.