62501 -- U.S. ZIP code Municipality (1990): NEWBURG, Illinois All ZIPs for this municipality (1990): 62501 Population (2000): 1566 Housing Units (2000): 648 Land area (2000): 45.265765 sq. miles (117.237787 sq. km) Water area (2000): 0.012695 sq. miles (0.032881 sq. km) Total area (2000): 45.278460 sq. miles (117.270668 sq. km) Located within: Illinois (IL) Location: 39.984292 N, 88.815843 W