Osterburg is a small unincorporated community in Bedford County, Pennsylvania, United States, between Bedford, Claysburg, and Imler. The ZIP Code for Osterburg is 16667. It is part of the Chestnut Ridge School District. Logging and dairy farming are leading parts of the economy of the Osterburg area. Local businesses include Osterburg General Store & Restaurant, Osterburg Post Office, Slick's Ivy Stone Restaurant, Osterburg Diesel, First Commonwealth Bank, and Osterburg Country Store.