Sister Bay, Wisconsin
Sister Bay, Wisconsin, in Door County, has ZIP code 54234 and area code 920, with 274 as an overlay.
- ZIP code
- 54234
- Area codes
- 920, 274
- County
- Door County
- State
- Wisconsin
- Time zone
- Central Time
- Coordinates
- 45.1875, -87.1139
ZIP codes in Sister Bay
Area codes for Sister Bay
- 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
Sister Bay is in the Central Time zone.
Towns near Sister Bay
- Ephraim5.5 km (3.4 mi)
- Ellison Bay9.2 km (5.7 mi)
- Fish Creek10.8 km (6.7 mi)
- Baileys Harbor15.2 km (9.4 mi)
- Egg Harbor23.7 km (15 mi)
- Washington Island26.8 km (17 mi)
- Sturgeon Bay43.4 km (27 mi)
- Marinette45 km (28 mi)
Local numbers in area code 920
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- (920) 880-4328Algoma, WIAlso spells HEAT$59View & buy
- (920) 880-4568Algoma, WI$59View & buy
- (920) 880-4789Algoma, WI$59View & buy
- (920) 880-4876Algoma, WI$59View & buy
- (920) 880-4987Algoma, WI$59View & buy
- (920) 880-7678Algoma, WIAlso spells PORT, POST, SORT$59View & buy
- (920) 880-8123Algoma, WI$59View & buy
- (920) 880-8210Algoma, WI$59View & buy
- (920) 880-8321Algoma, WI$59View & buy
- (920) 880-8432Algoma, WI$59View & buy
- (920) 880-8567Algoma, WI$59View & buy
- (920) 880-8654Algoma, WI$59View & buy
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