Skip to content
Country Dialing CodesConnecting a more open world A clearer
more connected world.
US area code · California

Area code 909

Where the 909 area code is, its overlay and how to dial a +1 909 number from anywhere.

CoversChino, CaliforniaTime zonePacific (PT)TypeOverlay
Quick answer

The 909 area code is in Chino, California, United States (Pacific (PT)). To call from abroad: +1 909 555-0123. It is an overlay, so all 10 digits are dialled.

StateCalifornia
Main areaChino
Time zonePacific (PT)
TypeOverlay
10-digit dialingRequired
In service since18-Feb-1992

The 909 area code is a geographic North American Numbering Plan (NANP) code covering Chino, California. It has been in service since 18-Feb-1992 and sits in the Pacific (PT) time zone.

Overlay 909 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

909714840

How to dial a 909 number

From abroad+1 909 555-0123
Within the US / Canada1 909 555-0123
Locally (same area)909 555-0123

Cities in the 909 area code

A 909 number is usually in one of these places in California — 2 counties.

Chino San BernardinoChino Hills San BernardinoClaremont Los AngelesColton San BernardinoDiamond Bar Los AngelesFontana San BernardinoHighland San BernardinoLa Verne Los AngelesMontclair San BernardinoOntario San BernardinoPomona Los AngelesRancho Cucamonga San BernardinoRedlands San BernardinoRialto San BernardinoSan Bernardino San BernardinoSan Dimas Los AngelesUpland San BernardinoYucaipa San Bernardino

Other California area codes

209213279310323341350357369408415424442510530559

Frequently asked questions

Where is the 909 area code?

The 909 area code is in Chino, California, United States (Pacific (PT)).

Is 909 an overlay area code?

Yes. 909 overlays the same region as 714, 840, so callers dial all 10 digits.

Do I have to dial 10 digits for 909?

Yes — dial the area code plus the seven-digit number.

How do I call a 909 number from another country?

Dial your exit code (or +), then 1, then 909, then the number: +1 909 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 909 number does not pinpoint a street or ZIP code.

Missed a call from +1 909?

In the 30 days to September 24, 2026, 895 unwanted calls showing a 909 number were reported to the US Federal Trade Commission, 46% of them recorded messages or robocalls. That puts 909 at #57 of 670 area codes reported.

Other458
Reducing your debt (credit cards, mortgage, student loans)103
Calls pretending to be government, businesses, or family and friends100
Dropped call or no message86
Before you call back
  • If you do not know anyone in California, do not call back: a genuine caller will leave a message or send a text.
  • Scammers fake the number shown on caller ID, so a 909 number can hide a caller anywhere in the world.
  • Never give a code received by text or a bank detail to an unknown caller. In the US, calls can be reported at reportfraud.ftc.gov.

Who issues +1 909 numbers

Phone companies hold blocks of numbers in each area code. The main holders in 909:

Frontier California Inc. 156T-Mobile USA, Inc. 87New Cingular Wireless PCS, LLC 75Cellco Partnership Dba Verizon Wireless 72Metropcs Networks, LLC 52Pacific Bell 47

About 30.4% of the 800 prefixes in use belong to mobile carriers: a 909 number is often a cell phone, and it may have moved to another carrier since.

Sources: FTC Do Not Call reported calls (numbers as reported by consumers, not verified), NANPA central office code assignments.

All US area codes United States +1 Map of area code 909 — cities & rate centres