There are 4 zip codes in Barton County, Missouri. The most populated is 64759, located in Lamar. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
647597,803Lamar
647621,656Liberal
647481,270Golden City
64769718Mindenmines
showing: 4 rows

Zip Codes in Barton County, Missouri by Population (2024)