62950 -- U.S. ZIP code Municipality (1990): JACOB, Illinois All ZIPs for this municipality (1990): 62950 Population (2000): 232 Housing Units (2000): 103 Land area (2000): 28.981832 sq. miles (75.062596 sq. km) Water area (2000): 0.074288 sq. miles (0.192405 sq. km) Total area (2000): 29.056120 sq. miles (75.255001 sq. km) Located within: Illinois (IL) Location: 37.758580 N, 89.560556 W