There are 4 zip codes in Niobrara County, Wyoming. The most populated is 82225, located in Lusk. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
822251,749Lusk
82227314Manville
82222187Lance Creek
82242157Van Tassell

Zip Codes in Niobrara County, Wyoming by Population (2024)