What area code is 531?
Here's everything about it.
Instant lookup for the 531 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
531 at a glance
Summary
Cities & regions served by 531
Omaha (overlay)4 communities on record for 531.
Where 531 sits on the map
Overlay of 402Coverage area
About the 531 region
531 covers Omaha in Nebraska, including Lincoln, Norfolk and Superior. The code has been in service since 2011.
531 itself is an overlay: it shares its territory with 402 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 402.
Who called me from 531?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 531 does not prove the caller is really in the 531 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 531 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 531 number below.
Frequently asked questions
FAQWhat area code is 531?+–
531 is a telephone area code serving Omaha in Nebraska, United States, in service since 2011.
Where is area code 531 located?+–
It covers Lincoln, Norfolk and Superior in Nebraska.
What cities are in area code 531?+–
Major communities on record include Lincoln, Norfolk and Superior. The code's territory spans the Omaha region of Nebraska.
What time zone is 531?+–
531 observes Central (CT), which is UTC−6 / −5 DST and follows daylight saving time.
When did area code 531 start?+–
531 entered service in 2011. Its history: overlaid on 402.
Why does area code 531 exist?+–
531 is an overlay of 402: 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 531 a scam area code?+–
Scam and robocall traffic can use any North American code, 531 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 531 number, and report anything suspicious.
Can I get a 531 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 531 number regardless of where you physically live, although in an overlaid region you may be assigned 402 instead.