12051 -- U.S. ZIP code Municipality (1990): COXSACKIE, New York All ZIPs for this municipality (1990): 12051 Population (2000): 6905 Housing Units (2000): 1826 Land area (2000): 18.500992 sq. miles (47.917348 sq. km) Water area (2000): 0.054472 sq. miles (0.141083 sq. km) Total area (2000): 18.555464 sq. miles (48.058431 sq. km) Located within: New York (NY) Location: 42.353773 N, 73.827740 W