62379 -- U.S. ZIP code Municipality (1990): WARSAW, Illinois All ZIPs for this municipality (1990): 62379 Population (2000): 2257 Housing Units (2000): 1026 Land area (2000): 93.164751 sq. miles (241.295588 sq. km) Water area (2000): 0.170726 sq. miles (0.442178 sq. km) Total area (2000): 93.335477 sq. miles (241.737766 sq. km) Located within: Illinois (IL) Location: 40.314446 N, 91.406384 W