13661 -- U.S. ZIP code Municipality (1990): MANNSVILLE, New York All ZIPs for this municipality (1990): 13661 Population (2000): 2048 Housing Units (2000): 1099 Land area (2000): 50.425046 sq. miles (130.600263 sq. km) Water area (2000): 0.459674 sq. miles (1.190549 sq. km) Total area (2000): 50.884720 sq. miles (131.790812 sq. km) Located within: New York (NY) Location: 43.714545 N, 76.104650 W