30436 -- U.S. ZIP code Municipality (1990): LYONS, Georgia All ZIPs for this municipality (1990): 30436 Population (2000): 11400 Housing Units (2000): 4975 Land area (2000): 298.865236 sq. miles (774.057375 sq. km) Water area (2000): 1.038570 sq. miles (2.689884 sq. km) Total area (2000): 299.903806 sq. miles (776.747259 sq. km) Located within: Georgia (GA) Location: 32.177508 N, 82.304489 W