33480 -- U.S. ZIP code Municipality (1990): PALM BEACH, Florida All ZIPs for this municipality (1990): 33480 Population (2000): 11200 Housing Units (2000): 10864 Land area (2000): 4.230490 sq. miles (10.956919 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 4.230490 sq. miles (10.956919 sq. km) Located within: Florida (FL) Location: 26.715067 N, 80.039371 W