ZIP Code 57730 is located in the county of Custer in the state of South Dakota. 57730 ZIP Code is spread between the coordinates of +43.7529922 Latitude and -103.61032863 Longitude. 57730 ZIP Code is part of the 605 area code. There are 2 postal offices in zip code 57730.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 57730. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.