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U.S. ZIP Code 57266
5-digit United States postal code #57266, Summit, SD
ZIP code 57266 is located in the city (place name) Summit, сounty Roberts in the state of South Dakota. The population in ZIP code 57266 is 607 and the population density is 1.8. ZIP code 57266 refers to сounty Roberts having сounty FIPS 46109, the ratio of people from different counties in this ZIP code is as follows: all county weights - 46051: 35.26%, 46109: 64.74%. In the area of the ZIP code 57266 valid time zone America/Chicago.
ZIP: 57266
County: Roberts
Place Name: Summit
State: South Dakota
State Abbreviation: SD
Coordinates: 45° 16' 44.616" N, 97° 5' 49.164" W
Latitude: 45.279060000000
Longitude: -97.096990000000
Population: 607
Density: 1.8/km2
Time zone: America/Chicago
County FIPS: 46109
All county weights: 46051: 35.26%, 46109: 64.74%