There are 8 US Post Offices in Fulton County serving a total of 12,509 residents equating to 1,564 residents per post office. It's estimated that approximately 19,966 packages are handled across the 8 county post offices annually. Fulton County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 14,845, making it the fourth-least populous county in Pennsylvania. Its county seat is McConnellsburg. The county was created on April 19, 1850, from part of Bedford County and named for inventor Robert Fulton."