Where is area code 309? Area code 309 is located in Illinois and covers Peoria, Bloomington, and Normal. It has a single overlay (861) that serves the same area.

Area codes 309 and 861 are telephone area codes in the North American Numbering Plan (NANP) for the west-central part of the U.S. state of Illinois. The numbering plan area includes …

Find 309 area code details including city, time zone, and map. Lookup area code 309 phone number, name, and location.

About area code 309: location, common spam callers, related area codes, and more. Includes 309 reverse phone lookup to identify spam callers.

6 days ago · 309 is an area code located in the state of Illinois, US. The largest city it serves is Peoria. Find out where 309 area code zone from, which states, counties and cities it covers. …

Jan 8, 2026 · Area code 309 is located in Illinois. Get area code location and dialing plans for all phone prefixes in area code 309.

Area code 309 is in Illinois, USA , spanning 20 counties and serving 202 cities , including Peoria, Bloomington or Normal; it currently uses 781 prefixes , assigned from 309-200-XXXX through …

Area Code 309 Boundary Map List of ZIP Codes in Area Code 309 ... List of Counties in Area Code 309 ... List of Major Cities/Towns in Area Code 309

Area code 309 covers west-central Illinois, including cities such as Peoria, Bloomington, Galesburg, and Moline. It was established in 1957 as a split from area code 217 and has …

Fixed phone numbers in the United States, state Illinois (area code 309) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit …