Galesburg, Illinois
Galesburg, Illinois, in Knox County, has ZIP codes 61401 and 61402 and area code 309, with 861 as an overlay.
- ZIP codes
- 61401, 61402
- Area codes
- 309, 861
- County
- Knox County
- State
- Illinois
- Time zone
- Central Time
- Coordinates
- 40.9500, -90.3705
ZIP codes in Galesburg
Area codes for Galesburg
- 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
Galesburg is in the Central Time zone.
Towns near Galesburg
Local numbers in area code 309
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- (309) 619-0777Chillicothe, IL$69View & buy
- (309) 630-6777North Henderson, IL$69View & buy
- (309) 630-6888North Henderson, IL$69View & buy
- (309) 730-1771Macomb, IL$69View & buy
- (309) 730-1777Macomb, IL$69View & buy
- (309) 730-1888Macomb, IL$69View & buy
- (309) 760-1777Monmouth, IL$69View & buy
- (309) 772-7888Bushnell, IL$69View & buy
- (309) 780-7887Talbott, ILAlso spells PUTS$69View & buy
- (309) 780-8778Talbott, IL$69View & buy
- (309) 789-1771Fiatt, IL$69View & buy
- (309) 843-8008Alexis, IL$69View & buy
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