33493 -- U.S. ZIP code Municipality (1990): SOUTH BAY, Florida All ZIPs for this municipality (1990): 33493 Population (2000): 3895 Housing Units (2000): 955 Land area (2000): 9.888908 sq. miles (25.612153 sq. km) Water area (2000): 0.118044 sq. miles (0.305733 sq. km) Total area (2000): 10.006952 sq. miles (25.917886 sq. km) Located within: Florida (FL) Location: 26.663097 N, 80.718273 W