35570 -- U.S. ZIP code Municipality (1990): HAMILTON, Alabama All ZIPs for this municipality (1990): 35570 Population (2000): 11056 Housing Units (2000): 4993 Land area (2000): 238.710501 sq. miles (618.257334 sq. km) Water area (2000): 0.101704 sq. miles (0.263411 sq. km) Total area (2000): 238.812205 sq. miles (618.520745 sq. km) Located within: Alabama (AL) Location: 34.149717 N, 88.003848 W