Flippen is an unincorporated community in Henry County, Georgia, United States. Flippen is within the postal limits of McDonough and as such, most residents list McDonough as their city. History Flippen had its start when the railroad was extended to that point. A post office called Flippen was established in 1884, and remained in operation until 1966. The community was named after one Mr. Flippen, a railroad agent. Major highways Interstate 75 U.S. Highway 23 Georgia State Route 42 Georgia State Route 401 Georgia State Route 920 Demographics Flippen is within the postal limits of McDonough, Georgia and as such, most residents list McDonough as their city. References Unincorporated communities in Henry County, Georgia Unincorporated communities in Georgia (U.S. state)