Zip Code Listings for Idaho Falls, Idaho The following are the areas codes and zip codes for Idaho Falls, Idaho 83401 (area code: 208)
83402 (area code: 208)
83403 (area code: 208)
83404 (area code: 208)
83405 (area code: 208)
83406 (area code: 208)
83415 (area code: 208)