61333 -- U.S. ZIP code Municipality (1990): LONG POINT, Illinois All ZIPs for this municipality (1990): 61333 Population (2000): 436 Housing Units (2000): 177 Land area (2000): 20.768534 sq. miles (53.790253 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 20.768534 sq. miles (53.790253 sq. km) Located within: Illinois (IL) Location: 40.990965 N, 88.882781 W