35051 -- U.S. ZIP code Municipality (1990): COLUMBIANA, Alabama All ZIPs for this municipality (1990): 35051 Population (2000): 7414 Housing Units (2000): 3069 Land area (2000): 110.464568 sq. miles (286.101906 sq. km) Water area (2000): 0.527239 sq. miles (1.365542 sq. km) Total area (2000): 110.991807 sq. miles (287.467448 sq. km) Located within: Alabama (AL) Location: 33.201789 N, 86.615848 W