30236 -- U.S. ZIP code Municipality (1990): JONESBORO, Georgia All ZIPs for this municipality (1990): 30236 Population (2000): 42232 Housing Units (2000): 15999 Land area (2000): 30.878561 sq. miles (79.975102 sq. km) Water area (2000): 1.367784 sq. miles (3.542543 sq. km) Total area (2000): 32.246345 sq. miles (83.517645 sq. km) Located within: Georgia (GA) Location: 33.528345 N, 84.333478 W