Grand Detour, Illinois
No ZIP code carries the name of Grand Detour, Illinois, in Lee County; the nearest ZIP code is 61057, in area code 815, with 779 as an overlay.
- Nearest ZIP
- 61057
- Area codes
- 815, 779
- County
- Lee County
- State
- Illinois
- Time zone
- Central Time
- Coordinates
- 41.9012, -89.4131
Nearest ZIP codes to Grand Detour
This is the ZIP code nearest to Grand Detour, each listed with the post office it is named after.
Area codes for Grand Detour
- Area code 815
In service since 1947. Shares its area with 779. Local calls are dialed with 1 plus ten digits.
- Area code 779
In service since March 17, 2007. Shares its area with 815. Local calls are dialed with 1 plus ten digits.
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
Grand Detour is in the Central Time zone.
Towns near Grand Detour
- Lost Nation3.9 km (2.4 mi)
- Nachusa8 km (5.0 mi)
- Dixon8.7 km (5.4 mi)
- Franklin Grove9.3 km (5.8 mi)
- Woosung10.6 km (6.6 mi)
- Oregon13.3 km (8.3 mi)
- Eldena14.5 km (9.0 mi)
- Mount Morris16.4 km (10 mi)
Local numbers in area code 815
Looking for a phone number with a Grand Detour area code? These 815 numbers are for sale through Exclusive Digits. Portable to Verizon, AT&T, T-Mobile and all major US carriers.
- (815) 881-1876Oregon, IL$59View & buy
- (815) 881-5678Oregon, IL$59View & buy
- (815) 884-8765Earlville, IL$59View & buy
- (815) 887-8765Harvard, IL$59View & buy
- (815) 887-8767Harvard, IL$59View & buy
- (815) 567-6888Campus, IL$69View & buy
- (815) 610-1888Hennepin, IL$69View & buy
- (815) 648-8008Hebron, IL$69View & buy
- (815) 680-1881Manhattan, IL$69View & buy
- (815) 789-5677Orangeville, IL$69View & buy
- (815) 789-5888Orangeville, IL$69View & buy
- (815) 789-6777Orangeville, IL$69View & buy
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