Jefferson, Wisconsin
Jefferson, Wisconsin, in Jefferson County, has ZIP code 53549 and area code 920, with 274 as an overlay.
- ZIP code
- 53549
- Area codes
- 920, 274
- County
- Jefferson County
- State
- Wisconsin
- Time zone
- Central Time
- Coordinates
- 43.0006, -88.8078
ZIP codes in Jefferson
Area codes for Jefferson
- Area code 920
In service since July 26, 1997. Shares its area with 274. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
- Area code 274
In service since May 5, 2023. Shares its area with 920. 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
Jefferson is in the Central Time zone.
Towns near Jefferson
- Johnson Creek8.5 km (5.3 mi)
- Fort Atkinson9.2 km (5.7 mi)
- Helenville11 km (6.8 mi)
- Lake Mills12.4 km (7.7 mi)
- Rome13 km (8.1 mi)
- Hebron13.2 km (8.2 mi)
- Lake Ripley14.9 km (9.3 mi)
- Sullivan16.7 km (10 mi)
Local numbers in area code 920
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