Barnesville is an unincorporated community in Rush and Ryan Townships of Schuylkill County, Pennsylvania, United States. Located in the northeastern part of the state, Barnesville lies within the anthracite coal region. Residents who live in Rush Township may attend either Tamaqua Area School District or Mahanoy Area School District, while Ryan Township residents attend Mahanoy Area School District. The zip code for Barnesville is 18214. Barnesville is made up of several different areas such as Hosensock, Grier City and Locust Valley. Telephone customers are served by the 476 exchange in Area code 570. Its zip code is 18214. [1]