What area code is 520?
Here's everything about it.
Instant lookup for the 520 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
520 at a glance
Summary
Cities & regions served by 520
Tucson5 communities on record for 520.
Where 520 sits on the map
No overlayCoverage area
About the 520 region
520 covers Tucson in Arizona, including Cochise, Maricopa, Pima, Pinal and Santa Cruz. The code has been in service since 1995.
520 currently has no overlay, so its territory keeps a single, unshared code.
Split of 602; 2001: split to create 928.
Who called me from 520?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 520 does not prove the caller is really in the 520 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 520 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 520 number below.
Frequently asked questions
FAQWhat area code is 520?+–
520 is a telephone area code serving Tucson in Arizona, United States, in service since 1995.
Where is area code 520 located?+–
It covers Cochise County, Maricopa County, Pima County and other counties, including Cochise, Maricopa, Pima, Pinal and Santa Cruz in Arizona.
What cities are in area code 520?+–
Major communities on record include Cochise, Maricopa, Pima, Pinal and Santa Cruz, among others. The code's territory spans the Tucson region of Arizona.
What time zone is 520?+–
520 observes Mountain (MST, no DST), which is UTC−7 and does not observe daylight saving time.
When did area code 520 start?+–
520 entered service in 1995. Its history: split of 602; 2001: split to create 928.
Is 520 a scam area code?+–
Scam and robocall traffic can use any North American code, 520 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 520 number, and report anything suspicious.
Can I get a 520 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 520 number regardless of where you physically live.