21045 -- U.S. ZIP code
Municipality (1990): COLUMBIA, Maryland
All ZIPs for this municipality (1990):
21044 21045 21046
Population (2000): 37519
Housing Units (2000): 14704
Land area (2000): 10.268847 sq. miles (26.596191 sq. km)
Water area (2000): 0.053535 sq. miles (0.138656 sq. km)
Total area (2000): 10.322382 sq. miles (26.734847 sq. km)
Located within: Maryland (MD)
Location: 39.207523 N, 76.825277 W