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U.S. ZIP Code 57631
5-digit United States postal code #57631, Glenham, SD
ZIP code 57631 is located in the city (place name) Glenham, сounty Walworth in the state of South Dakota. The population in ZIP code 57631 is 361 and the population density is 0.9. ZIP code 57631 refers to сounty Walworth having сounty FIPS 46129, the ratio of people from different counties in this ZIP code is as follows: all county weights - 46021: 31.86%, 46129: 68.14%. In the area of the ZIP code 57631 valid time zone America/Chicago.
ZIP: 57631
County: Walworth
Place Name: Glenham
State: South Dakota
State Abbreviation: SD
Coordinates: 45° 32' 0.996" N, 100° 16' 56.748" W
Latitude: 45.533610000000
Longitude: -100.282430000000
Population: 361
Density: 0.9/km2
Time zone: America/Chicago
County FIPS: 46129
All county weights: 46021: 31.86%, 46129: 68.14%