Area Code 861 Location: Illinois
The numbering plan area for area code 861 covers cities such as Bloomington, Canton, East Moline, East Peoria, Galesburg, Geneseo, Kewanee, Macomb, Minonk, Moline, Morton, Normal, Pekin, Peoria, Rock Island, Silvis, and many smaller communities in west-central Illinois.
Major Cities in the 861 Service Area:
- Bloomington
- Canton
- East Moline
- East Peoria
- Galesburg
- Geneseo
- Kewanee
- Macomb
- Minonk
- Moline
- Morton
- Normal
- Pekin
- Peoria
- Rock Island
- Silvis
Other Cities and Towns:
- Abingdon
- Adair
- Albany
- Aledo
- Alexis
- Alpha
- Altona
- Anchor
- Andalusia
- Andover
- Annawan
- Armington
- Arrowsmith
- Astoria
- Atkinson
- Avon
- Bardolph
- Barstow
- Bartonville
- Bath
- Bellflower
- Benson
- Berwick
- Biggsville
- Bishop Hill
- Blandinsville
- Bradford
- Brimfield
- Bryant
- Buda
- Buffalo Prairie
- Bushnell
- Cambridge
- Cameron
- Camp Grove
- Carbon Cliff
- Carlock
- Carman
- Castleton
- Chillicothe
- Coal Valley
- Colchester
- Colfax
- Colona
- Congerville
- Cooksville
- Cordova
- Creve Coeur
- Cropsey
- Cuba
- Dahinda
- Danvers
- Deer Creek
- Delavan
- Downs
- Dumfermline
- Dunlap
- East Galesburg
- Easton
- Edelstein
- Edwards
- El Paso
- Ellisville
- Ellsworth
- Elmwood
- Erie
- Eureka
- Fairview
- Farmer City
- Farmington
- Fenton
- Fiatt
- Forest City
- Galva
- Gerlaw
- Gilson
- Gladstone
- Glasford
- Good Hope
- Goodfield
- Green Valley
- Gridley
- Groveland
- Hampton
- Hanna City
- Havana
- Henderson
- Henry
- Heyworth
- Hillsdale
- Hopedale
- Hudson
- Illinois City
- Industry
- Ipava
- Joy
- Keithsburg
- Kilbourne
- Kingston Mines
- Kirkwood
- Knoxville
- La Fayette
- La Rose
- Lacon
- Laura
- Le Roy
- Lewistown
- Lexington
- Little York
- Littleton
- Liverpool
- London Mills
- Low Point
- Lynn Center
- Mackinaw
- Manito
- Mapleton
- Maquon
- Marietta
- Matherville
- Mc Lean
- Media
- Merna
- Metamora
- Milan
- Mineral
- Minier
- Monmouth
- Mossville
- Neponset
- New Boston
- New Windsor
- Norris
- North Henderson
- Oneida
- Oquawka
- Orion
- Osco
- Peoria Heights
- Plymouth
- Port Byron
- Prairie City
- Preemption
- Princeville
- Rapids City
- Raritan
- Reynolds
- Rio
- Roanoke
- Rome
- Roseville
- St. Augustine
- St. David
- San Jose
- Saybrook
- Siota
- Seaton
- Secor
- Sherrard
- Shirley
- Smithfield
- Smithshire
- South Pekin
- Sparland
- Speer
- Stanford
- Stronghurst
- Table Grove
- Taylor Ridge
- Tennessee
- Topeka
- Toulon
- Towanda
- Tremont
- Trivoli
- Varna
- Vermont
- Victoria
- Viola
- Washburn
- Washington
- Wataga
- Williamsfield
- Woodhull
- Wyoming
- Yates City
Overlay System
Area code 861 was added to the numbering plan area on February 24, 2023, forming an overlay with area code 309. This means both area codes serve the same geographic region, and ten-digit dialing is required for all calls within this numbering plan area.
Area Code 861 Location Map
Area code 861 is a General Purpose Code which was placed in service on January 1, 1947.
861 Area Code Prefixes
Our reverse phone lookup will analyze the three-digit prefix of any 861 area code phone number and will show which telecommunications company and rate center it was initially assigned to. This prefix code data may help to determine the U.S. carrier, Illinois geographic region, and local calling area associated with the phone number.
Prefixes by Company
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Prefixes by Rate Center
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Number of Prefixes |
Other Illinois Area Codes
Lookup phone numbers starting with other Illinois area codes:
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