32648 -- U.S. ZIP code Municipality (1990): HORSESHOE BEACH, Florida All ZIPs for this municipality (1990): 32648 Population (2000): 383 Housing Units (2000): 451 Land area (2000): 18.252601 sq. miles (47.274017 sq. km) Water area (2000): 0.033465 sq. miles (0.086674 sq. km) Total area (2000): 18.286066 sq. miles (47.360691 sq. km) Located within: Florida (FL) Location: 29.458513 N, 83.276046 W