360-705-7000 / 360-705-7438
Staffed 8 a.m.-5 p.m., Monday-Friday except state holidays
Washington State Department of Transportation
310 Maple Park Avenue SE
P.O. Box 47300
Olympia, WA 98504-7300
Persons who are hard of hearing may call Washington State Telecommunications Relay Service (TTY) at 711.