D.C means District of Columbia
The abbreviation for Washington state in the United States is WA.
WA is the state abbreviation for Washington.
The postal abbreviation for Washington, D.C. is DC.
WA = Washington
Washington, DC
Washington, DC
The abbreviation of Washington D.C. is DC
The abbreviation for Washington state is WA.
The old postal abbreviation was "Wash." The modern postal abbreviation is "WA" (without a period).
No, "Washington DC" should not be written with a comma after "Washington." The correct format is "Washington, D.C." with a comma between the city and the abbreviation for the District of Columbia. However, when writing it without the abbreviation, it is simply "Washington, D.C."
Eastern Washington
For most booking sites (Airport and Hotel) use SEA.