20175

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

20175 -- U.S. ZIP code
   Population (2000):    17125
   Housing Units (2000): 6683
   Land area (2000):     65.536975 sq. miles (169.739979 sq. km)
   Water area (2000):    0.064381 sq. miles (0.166746 sq. km)
   Total area (2000):    65.601356 sq. miles (169.906725 sq. km)
   Located within:       Virginia (VA)
   Location:             39.080037 N, 77.580258 W