12433 -- U.S. ZIP code Municipality (1990): GLENFORD, New York All ZIPs for this municipality (1990): 12433 Population (2000): 404 Housing Units (2000): 234 Land area (2000): 3.300395 sq. miles (8.547983 sq. km) Water area (2000): 0.062640 sq. miles (0.162236 sq. km) Total area (2000): 3.363035 sq. miles (8.710219 sq. km) Located within: New York (NY) Location: 42.000093 N, 74.159460 W