NCIt related terms : DC001; US: District of Columbia;
NCIt definition : The area in the United States comprised of a 68 square mile area northeast of the
Potomac River donated by the state of Maryland. The District of Columbia, also known
as D.C., is not a state, nor is it part of any state. It is a federal district established
by the US Constitution as the seat of government. The district is occupied entirely
by the city of Washington.;
NCIt note : U.S. Census Bureau. (2012). 2009 National ANSI Code File for Counties and County Equivalent
Entities. Washington, D.C., Government Printing Office. U.S. Census Bureau. (2012).
Retrieved from: http://www.census.gov/geo/reference/docs/codes/national_county.txt;