'Columbia, MD' definitions:

Columbia, MD -- U.S. Census Designated Place in Maryland

From: Gazetteer 2000
Name :
Columbia, MD -- U.S. Census Designated Place in Maryland
Population (2000) :
88254
Housing Units (2000) :
35281
Land area (2000) :
27.562264 sq. miles (71.385933 sq. km)
Water area (2000) :
0.102232 sq. miles (0.264779 sq. km)
Total area (2000) :
27.664496 sq. miles (71.650712 sq. km)
FIPS code :
19125
Located within :
Maryland (MD), FIPS 24
Location :
39.203573 N, 76.857034 W
ZIP Codes (1990) :
21044 21045 21046
Note :
some ZIP codes may be omitted esp. for suburbs.