35136 -- U.S. ZIP code Municipality (1990): ROCKFORD, Alabama All ZIPs for this municipality (1990): 35136 Population (2000): 1622 Housing Units (2000): 960 Land area (2000): 167.483174 sq. miles (433.779412 sq. km) Water area (2000): 0.078764 sq. miles (0.203999 sq. km) Total area (2000): 167.561938 sq. miles (433.983411 sq. km) Located within: Alabama (AL) Location: 32.869700 N, 86.282202 W