What area code is 909?
Here's everything about it.
Instant lookup for the 909 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
909 at a glance
Summary
Cities & regions served by 909
San Bernardino8 communities on record for 909.
Where 909 sits on the map
Overlay: 840Coverage area
About the 909 region
909 covers San Bernardino in California, including Riverside Counties, Fontana, Pomona, Chino Hills and Claremont. The code has been in service since 1992.
As the San Bernardino region grew, 909 ran low on available numbers, so 840 was added as an overlay code over the same geographic area. Both codes are local to each other and 10-digit dialing applies throughout.
Split of 714; 2004: split to create 951; 2021: overlaid by 840.
Who called me from 909?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 909 does not prove the caller is really in the 909 region or even in the United States.
- Avoid calling back unknown one-ring numbers — some premium-rate scams rely on curiosity callbacks.
- Never share verification codes, payment details, or remote access during an unsolicited call, even if the caller claims to be your bank or a government agency.
- When a 909 call pressures you to act immediately, hang up and contact the organization directly through its official number.
Be the first to add a community report for a 909 number below.
Frequently asked questions
FAQWhat area code is 909?+–
909 is a telephone area code serving San Bernardino in California, United States, in service since 1992.
Where is area code 909 located?+–
It covers Riverside Counties, Fontana, Pomona, Chino Hills and Claremont in California.
What cities are in area code 909?+–
Major communities on record include Riverside Counties, Fontana, Pomona, Chino Hills and Claremont, among others. The code's territory spans the San Bernardino region of California.
What time zone is 909?+–
909 observes Pacific (PT), which is UTC−8 / −7 DST and follows daylight saving time.
When did area code 909 start?+–
909 entered service in 1992. Its history: split of 714; 2004: split to create 951; 2021: overlaid by 840.
Why do calls to 909 require 10-digit dialing?+–
909 shares its territory with overlay code 840. Because both codes serve the same geographic area, the phone network needs all 10 digits to route a call, and calls between the codes are still local.
Is 909 a scam area code?+–
Scam and robocall traffic can use any North American code, 909 included — caller ID is easy to spoof, so the code alone does not tell you who is really calling. Check the community reports on this page before calling back an unknown 909 number, and report anything suspicious.
Can I get a 909 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 909 number regardless of where you physically live.