31634 -- U.S. ZIP code Municipality (1990): COGDELL, Georgia All ZIPs for this municipality (1990): 31634 Population (2000): 5508 Housing Units (2000): 2231 Land area (2000): 197.702080 sq. miles (512.046016 sq. km) Water area (2000): 7.912139 sq. miles (20.492344 sq. km) Total area (2000): 205.614219 sq. miles (532.538360 sq. km) Located within: Georgia (GA) Location: 31.062818 N, 82.723998 W