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U.S. ZIP Code 57659
5-digit United States postal code #57659, Walker, SD
ZIP: 57659
County: Corson
Place Name: Walker
State: South Dakota
State Abbreviation: SD
Coordinates: 45° 42' 30.24" N, 101° 9' 16.56" W
Latitude: 45.708400000000
Longitude: -101.154600000000