There are 12 zip codes in Boone County, Missouri. The most populated is 65203, located in Columbia. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
6520359,673Columbia
6520148,537Columbia
6520247,776Columbia
652408,640Centralia
650106,970Ashland
652555,112Hallsville
650392,867Hartsburg
652842,107Sturgeon
652561,907Harrisburg
652791,519Rocheport
65215266Columbia
65216180Columbia
showing: 12 rows

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