Flippen, GeorgiaFlippen 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.HistoryFlippen 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 highways20px Interstate 7520px U.S. Highway 2320px Georgia State Route 4223px Georgia State Route 401DemographicsFlippen is within the postal limits of McDonough, Georgia and as such, most residents list McDonough as their city.