What area code is 861?
Here's everything about it.
Instant lookup for the 861 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
861 at a glance
Summary
Cities & regions served by 861
Peoria (overlay)4 communities on record for 861.
Where 861 sits on the map
Overlay of 309Coverage area
About the 861 region
861 covers Peoria in Illinois, including Bloomington, Moline and Rock Island. The code has been in service since 2023.
861 itself is an overlay: it shares its territory with 309 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 309.
Who called me from 861?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 861 does not prove the caller is really in the 861 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 861 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 861 number below.
Frequently asked questions
FAQWhat area code is 861?+–
861 is a telephone area code serving Peoria in Illinois, United States, in service since 2023.
Where is area code 861 located?+–
It covers Bloomington, Moline and Rock Island in Illinois.
What cities are in area code 861?+–
Major communities on record include Bloomington, Moline and Rock Island. The code's territory spans the Peoria region of Illinois.
What time zone is 861?+–
861 observes Central (CT), which is UTC−6 / −5 DST and follows daylight saving time.
When did area code 861 start?+–
861 entered service in 2023. Its history: overlaid on 309.
Why does area code 861 exist?+–
861 is an overlay of 309: 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 861 a scam area code?+–
Scam and robocall traffic can use any North American code, 861 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 861 number, and report anything suspicious.
Can I get a 861 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 861 number regardless of where you physically live, although in an overlaid region you may be assigned 309 instead.