31406 -- U.S. ZIP code Municipality (1990): SAVANNAH, Georgia All ZIPs for this municipality (1990): 31401 31405 31406 31409 31410 31411 Population (2000): 34753 Housing Units (2000): 14593 Land area (2000): 26.999176 sq. miles (69.927543 sq. km) Water area (2000): 0.116846 sq. miles (0.302630 sq. km) Total area (2000): 27.116022 sq. miles (70.230173 sq. km) Located within: Georgia (GA) Location: 31.988676 N, 81.091165 W