21804

from U.S. Gazetteer Zip Code Tabulation Areas (2000)

21804 -- U.S. ZIP code
   Population (2000):    31248
   Housing Units (2000): 13080
   Land area (2000):     56.569960 sq. miles (146.515518 sq. km)
   Water area (2000):    0.153556 sq. miles (0.397708 sq. km)
   Total area (2000):    56.723516 sq. miles (146.913226 sq. km)
   Located within:       Maryland (MD)
   Location:             38.359332 N, 75.569315 W