Zip Area Code

Lyon County, Iowa

Lyon County, Iowa, has 8 towns and 8 ZIP codes, in area code 712.

Towns in Lyon County, A to Z

TownZIP codesArea codes
Alvord51230712
Doon51235712
George51237712
Inwood51240712
Larchwood51241712
Lester51242712
Little Rock51243712
Rock Rapids51246712

ZIP codes in Lyon County

Area code in Lyon County

  • Area code 712

    In service since 1947. Local calls are dialed with seven digits.