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The U.S. state of Washington has six telephone area codes. The state initially used a single area code (206) until it was divided in 1957 with the creation of area code 509 to serve Eastern Washington.
There are 6 active area codes in the state of Washington. Each of these area codes are listed below. There are two lists that Wirefly provides for the area codes in Washington. The first table below shows the most populated cities in Washington with the area codes listed next to them.
List of Washington area codes may refer to: List of Washington (state) area codes; List of Washington, D.C., area codes
Below are the list Washington state area codes by city and county listed by alphabetical order. Find Washington area codes by city or lookup which cities belong to an area code. Area code 206, 253, 360, 425, 509 covers the entire state of Washington.
Washington area codes map gives information about all the area codes of Washington state along with their counties list.
Area Codes in Washington. The complete list of all valid area codes in Washington.
Washington State Number Plan Area (NPA) Projections. Washington state has six number plan areas (NPAs). Five are in western Washington; 206, 253, 360, 425, 564 NPAs and one in eastern Washington; 509 NPA. The 564 NPA is an overlay NPA for western Washington.
Find Washington area codes by city or lookup which cities belong to an area code.
An Interactive Map of All Washington Area Codes - September 2024.
Our area code lookup makes it easy to find area codes in Washington. Includes area code listings of all Washington area codes with corresponding cities.