Zip Code 57542 is located in Iona, Lyman county in the state of South Dakota. 57542 Zip Code is spread between the coordinates of +43.858620 Latitude and -099.824337 Longitude. 57542 Zip Code is part of the 605 area code. There are 0 postal offices in zip code 57542 which we have listed below
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 57542. 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.