62048 -- U.S. ZIP code Municipality (1990): HARTFORD, Illinois All ZIPs for this municipality (1990): 62048 Population (2000): 1508 Housing Units (2000): 698 Land area (2000): 1.828489 sq. miles (4.735764 sq. km) Water area (2000): 0.543129 sq. miles (1.406697 sq. km) Total area (2000): 2.371618 sq. miles (6.142461 sq. km) Located within: Illinois (IL) Location: 38.833898 N, 90.095330 W