Mount Vernon is a city in and the county seat of Posey County, Indiana, United States. Located in the state's far southwestern corner, within 15 miles (24 km) of both the southernmost or westernmost points, it is the westernmost city in the state. The southernmost is Rockport, located along the Ohio River about 40 miles (64 km) to the southeast.
Zip Codes in Mount Vernon, IN that we also serve: 47620