Running Springs, CA — rate center
- State
- California
- Area codes
- 909
- Active prefixes
- 5
- Carriers
- 4
- Pooled prefixes
- 5
- LATA
- 730
- Metro area
- Riverside-San Bernardino-Ontario, CA MSA
The Running Springs rate center (California) anchors 5 active prefixes under area code 909. Rate centers, not city limits, are what phone numbers are legally tied to.
NANPA records show 5 active prefixes here across 4 carriers. 5 prefixes participate in thousands-block pooling, so blocks of 1,000 numbers are shared between carriers.
The rate center belongs to the Riverside-San Bernardino-Ontario, CA Metropolitan Statistical Area. Routing-wise it sits in LATA 730.
With only 5 prefixes, Running Springs sits at the small end of California's rate centers — a handful of carrier blocks cover the whole locality, and a number from here is a fairly strong locality signal (before porting is considered).
As always with US numbering: a prefix anchored to Running Springs tells you where the block was issued. The person calling may have ported the number, moved away, or be spoofing it entirely — verify callers through independently found contact details.
Prefixes anchored to Running Springs
| Prefix | Code holder | Pooled |
|---|---|---|
| 909-324 | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | Yes |
| 909-403 | ONVOY, LLC - CA | Yes |
| 909-853 | ONVOY, LLC - CA | Yes |
| 909-867 | FRONTIER CALIFORNIA INC. | Yes |
| 909-939 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
FAQ
What area code is Running Springs, CA?
Running Springs numbers use area code 909.
How many prefixes does Running Springs have?
5 active NXX prefixes are anchored to this rate center in NANPA records, held by 4 carriers.
Is a call from a Running Springs prefix really from Running Springs?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.