Montoursville is a borough in Lycoming County, Pennsylvania, in the United States. As of the 2010 census, its population was 4,615. It is part of the Williamsport, Pennsylvania Metropolitan Statistical Area. The Williamsport Regional Airport is in Montoursville. Developed on the east bank of the river near the former native village of Otstonwakin, the borough is named for Andrew Montour, the French/Native American and son of Madame Montour, a Native... Show more

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