Zip Code 57440 is located in Frankfort, Spink county in the state of South Dakota. 57440 Zip Code is spread between the coordinates of +44.870365 Latitude and -098.225875 Longitude. 57440 Zip Code is part of the 605 area code. There is 1 postal office in zip code 57440 which we have listed below
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 57440. 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.