There are 8 zip codes in Knox County, Nebraska. The most populated is 68730, located in Crofton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
687302,058Crofton
687291,791Creighton
687181,676Bloomfield
687601,210Niobrara
687861,039Wausa
68783927Verdigre
68724285Center
6878979Winnetoon

Zip Codes in Knox County, Nebraska by Population (2024)