There are 17 US Post Offices in Carbon County serving a total of 74,332 residents equating to 4,372 residents per post office. It's estimated that approximately 118,642 packages are handled across the 17 county post offices annually. Carbon County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 65,249. Its county seat is Jim Thorpe. Carbon County is included in the Allentown-Bethlehem-Easton, PA-NJ Metropolitan Statistical Area, which is also included in the New York-Newark, NY-NJ-CT-PA Combined Statistical Area. It is considered part of the state's Coal Region, though the eastern and northeastern sections are considered part of the Pocono Mountains.