What area code is 667?
Here's everything about it.
Instant lookup for the 667 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
667 at a glance
Summary
Cities & regions served by 667
Baltimore (overlay)1 community on record for 667.
Where 667 sits on the map
Overlay of 410, 443Coverage area
About the 667 region
667 covers Baltimore in Maryland, including Atlantic Ocean. The code has been in service since 2012.
667 itself is an overlay: it shares its territory with 410 and 443 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.
Created as an overlay of 410/443.
Who called me from 667?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 667 does not prove the caller is really in the 667 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 667 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 667 number below.
Frequently asked questions
FAQWhat area code is 667?+–
667 is a telephone area code serving Baltimore in Maryland, United States, in service since 2012.
Where is area code 667 located?+–
It covers Baltimore County, Calvert County, Harford County and other counties, including Atlantic Ocean in Maryland.
What cities are in area code 667?+–
Major communities on record include Atlantic Ocean. The code's territory spans the Baltimore region of Maryland.
What time zone is 667?+–
667 observes Eastern (ET), which is UTC−5 / −4 DST and follows daylight saving time.
When did area code 667 start?+–
667 entered service in 2012. Its history: created as an overlay of 410/443.
Why does area code 667 exist?+–
667 is an overlay of 410 and 443: 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 667 a scam area code?+–
Scam and robocall traffic can use any North American code, 667 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 667 number, and report anything suspicious.
Can I get a 667 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 667 number regardless of where you physically live, although in an overlaid region you may be assigned 410 and 443 instead.