31513 -- U.S. ZIP code Municipality (1990): BAXLEY, Georgia All ZIPs for this municipality (1990): 31513 Population (2000): 15473 Housing Units (2000): 6920 Land area (2000): 342.553349 sq. miles (887.209062 sq. km) Water area (2000): 1.573703 sq. miles (4.075872 sq. km) Total area (2000): 344.127052 sq. miles (891.284934 sq. km) Located within: Georgia (GA) Location: 31.768849 N, 82.351984 W