31743 -- U.S. ZIP code Municipality (1990): DE SOTO, Georgia All ZIPs for this municipality (1990): 31743 Population (2000): 646 Housing Units (2000): 256 Land area (2000): 48.494067 sq. miles (125.599051 sq. km) Water area (2000): 0.304055 sq. miles (0.787499 sq. km) Total area (2000): 48.798122 sq. miles (126.386550 sq. km) Located within: Georgia (GA) Location: 31.930451 N, 84.029210 W