What area code is 623?
Here's everything about it.
Instant lookup for the 623 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
623 at a glance
Summary
Cities & regions served by 623
West Phoenix1 community on record for 623.
Where 623 sits on the map
Overlay of 602Coverage area
About the 623 region
623 covers West Phoenix in Arizona. The code has been in service since 1999.
623 itself is an overlay: it shares its territory with 602 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 by three-way split of 602 (along with 480 ); 2023: combined with 602 and 480 into an overlay complex for the Phoenix metropolitan area.
Who called me from 623?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 623 does not prove the caller is really in the 623 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 623 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 623 number below.
Frequently asked questions
FAQWhat area code is 623?+–
623 is a telephone area code serving West Phoenix in Arizona, United States, in service since 1999.
Where is area code 623 located?+–
It covers West Phoenix in Arizona.
What time zone is 623?+–
623 observes Mountain (MST, no DST), which is UTC−7 and does not observe daylight saving time.
When did area code 623 start?+–
623 entered service in 1999. Its history: created by three-way split of 602 (along with 480 ); 2023: combined with 602 and 480 into an overlay complex for the Phoenix metropolitan area.
Why does area code 623 exist?+–
623 is an overlay of 602: 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 623 a scam area code?+–
Scam and robocall traffic can use any North American code, 623 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 623 number, and report anything suspicious.
Can I get a 623 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 623 number regardless of where you physically live, although in an overlaid region you may be assigned 602 instead.