There are 7 US Post Offices in Muscogee County serving a total of 202,531 residents equating to 28,933 residents per post office. It's estimated that approximately 323,262 packages are handled across the 7 county post offices annually. Muscogee County is a county located on the central western border of the U.S. state of Georgia; its western border with the state of Alabama is formed by the Chattahoochee River. As of the 2010 census, the population was 189,885. Its county seat and only city is Columbus, with which it has been a consolidated city-county since the beginning of 1971. Muscogee County is part of Columbus, GA-AL Metropolitan Statistical Area. The only other city in the county was Bibb City, a company town that disincorporated in December 2000, two years after its mill closed permanently. Fort Benning, a large Army installation, takes up nearly one quarter of the county and extends into Chattahoochee County; it generates considerable economic power in the region."