Zip Area Code

East Peoria, Illinois

East Peoria, Illinois, in Tazewell County, has ZIP codes 61611 and 61635 and area code 309, with 861 as an overlay.

ZIP codes
61611, 61635
Area codes
309, 861
Time zone
Central Time
Coordinates
40.6696, -89.5658

ZIP codes in East Peoria

ZIP codePost officeCountyArea codes
61611East PeoriaTazewell County309, 861
61635*East PeoriaTazewell County309, 861

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for East Peoria

  • Area code 309

    In service since 1957. Shares its area with 861. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 861

    In service since February 24, 2023. Shares its area with 309. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

East Peoria is in the Central Time zone.

Towns near East Peoria