12455 -- U.S. ZIP code Municipality (1990): KELLY CORNERS, New York All ZIPs for this municipality (1990): 12455 Population (2000): 2082 Housing Units (2000): 1505 Land area (2000): 75.049627 sq. miles (194.377633 sq. km) Water area (2000): 0.083023 sq. miles (0.215029 sq. km) Total area (2000): 75.132650 sq. miles (194.592662 sq. km) Located within: New York (NY) Location: 42.151449 N, 74.642619 W