There are 6 zip codes in Warren County, Indiana. The most populated is 47993, located in Williamsport. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
479933,563Williamsport
479702,195Otterbein
479911,295West Lebanon
47975777Pine Village
47917409Ambia
47982140State Line

Zip Codes in Warren County, Indiana by Population (2024)