How many area codes are in Washington?
Area codes in Washington
Currently the state of Washington has a total of 6 area codes. The area codes for WA are as follows:
Are there other differents area codes in Washington?
No, there are currently only 6 area codes in the state of Washington.
However, it is possible that a greater number may exist in the event that certain regions increase the number of existing telephone numbers and new ones may have to be included to service new telephones that may appear in this region of WA.
So if you need "How many area codes are in Washington?" the answer is 6.