Orrstown is a borough in Franklin County, Pennsylvania, United States. The population was 214 at the 2020 census.
Orrstown Post Office
Franklin County, Pennsylvania
Franklin County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 155,932. Its county seat is Chambersburg.
Fannettsburg in rural northwestern Franklin County
House in Roxbury in Lurgan Township
Chambersburg, the county seat and largest municipality in Franklin County