What area code is 609?
Here's everything about it.
Instant lookup for the 609 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
609 at a glance
Summary
Cities & regions served by 609
Trenton4 communities on record for 609.
Where 609 sits on the map
Overlay: 640Coverage area
About the 609 region
609 covers Trenton in New Jersey, including Atlantic City, Princeton and Fort Dix. The code has been in service since 1956.
As the Trenton region grew, 609 ran low on available numbers, so 640 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 201; 1999: split to create 856; 2018: overlaid by 640.
Who called me from 609?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 609 does not prove the caller is really in the 609 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 609 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 609 number below.
Frequently asked questions
FAQWhat area code is 609?+–
609 is a telephone area code serving Trenton in New Jersey, United States, in service since 1956.
Where is area code 609 located?+–
It covers Atlantic City, Princeton and Fort Dix in New Jersey.
What cities are in area code 609?+–
Major communities on record include Atlantic City, Princeton and Fort Dix. The code's territory spans the Trenton region of New Jersey.
What time zone is 609?+–
609 observes Eastern (ET), which is UTC−5 / −4 DST and follows daylight saving time.
When did area code 609 start?+–
609 entered service in 1956. Its history: split of 201; 1999: split to create 856; 2018: overlaid by 640.
Why do calls to 609 require 10-digit dialing?+–
609 shares its territory with overlay code 640. 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 609 a scam area code?+–
Scam and robocall traffic can use any North American code, 609 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 609 number, and report anything suspicious.
Can I get a 609 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 609 number regardless of where you physically live.