There are 12 zip codes in Kossuth County, Iowa. The most populated is 50511, located in Algona. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
505117,041Algona
50522922Burt
50517909Bancroft
50480905Titonka
50598888Whittemore
50590870Swea City
50483765Wesley
50560709Lu Verne
50539453Fenton
50451414Lakota
50559283Lone Rock
50556110Ledyard

Zip Codes in Kossuth County, Iowa by Population (2024)