What area code is 679?
Here's everything about it.
Instant lookup for the 679 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
679 at a glance
Summary
Cities & regions served by 679
Detroit (overlay)4 communities on record for 679.
Where 679 sits on the map
Overlay of 313Coverage area
About the 679 region
679 covers Detroit in Michigan, including Dearborn, Grosse Pointes and Highland Park. The code has been in service since 2025.
679 itself is an overlay: it shares its territory with 313 and was introduced when those codes ran low on new number combinations. New lines may receive either code, calls between them are local, and 10-digit dialing is required across the region.
Overlaid on 313.
Who called me from 679?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 679 does not prove the caller is really in the 679 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 679 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 679 number below.
Frequently asked questions
FAQWhat area code is 679?+–
679 is a telephone area code serving Detroit in Michigan, United States, in service since 2025.
Where is area code 679 located?+–
It covers Dearborn, Grosse Pointes and Highland Park in Michigan.
What cities are in area code 679?+–
Major communities on record include Dearborn, Grosse Pointes and Highland Park. The code's territory spans the Detroit region of Michigan.
What time zone is 679?+–
679 observes Eastern (ET), which is UTC−5 / −4 DST and follows daylight saving time.
When did area code 679 start?+–
679 entered service in 2025. Its history: overlaid on 313.
Why does area code 679 exist?+–
679 is an overlay of 313: it covers the exact same territory and was introduced when the original code ran low on new number combinations. New lines may receive either code, calls between them are local, and 10-digit dialing applies.
Is 679 a scam area code?+–
Scam and robocall traffic can use any North American code, 679 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 679 number, and report anything suspicious.
Can I get a 679 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 679 number regardless of where you physically live, although in an overlaid region you may be assigned 313 instead.