11786 -- U.S. ZIP code Municipality (1990): SHOREHAM, New York All ZIPs for this municipality (1990): 11786 Population (2000): 5883 Housing Units (2000): 1928 Land area (2000): 5.345913 sq. miles (13.845850 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 5.345913 sq. miles (13.845850 sq. km) Located within: New York (NY) Location: 40.949930 N, 72.895334 W