IRON MOUNTAIN Zip Code (SD)

The Zipcode for Iron Mountain is 57544. Iron Mountain is in Lyman, South Dakota in the Upper Plains region of the USA. It is located about 42 miles southeast of SD's capital city of Pierre.

• Same zip code Suburbs Houston, Kennebec

• Similar named locations
  Iron Mountain (CA) is 1107 miles west-southwest.
  Iron Mountain (MI) is 591 miles east-northeast.
  Iron Mountain (MO) is 648 miles southeast.
  Iron Mountain (WY) is 314 miles southwest.
  

• Qpzm Zip Codes South Dakota Suburb of the Day: Worthing -> Lincoln -> South Dakota