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U.S. ZIP Code 57720
5-digit United States postal code #57720, Buffalo, SD
ZIP code 57720 is located in the city (place name) Buffalo, сounty Harding in the state of South Dakota. The population in ZIP code 57720 is 651 and the population density is 0.2. ZIP code 57720 refers to сounty Harding having сounty FIPS 46063, the ratio of people from different counties in this ZIP code is as follows: all county weights - 46063: 100%. In the area of the ZIP code 57720 valid time zone America/Denver.
ZIP: 57720
County: Harding
Place Name: Buffalo
State: South Dakota
State Abbreviation: SD
Coordinates: 45° 33' 58.86" N, 103° 36' 46.872" W
Latitude: 45.566350000000
Longitude: -103.613020000000
Population: 651
Density: 0.2/km2
Time zone: America/Denver
County FIPS: 46063
All county weights: 46063: 100%