All offices are open from 8:00 a.m. to 5:00 p.m.
Seattle Child Support Office
500 First Avenue South
Seattle, WA 98104
206-341-7000
800-526-8658
Tacoma Child Support Office
1949 South State Street, 3rd Floor
Tacoma, WA 98401
253-597-3700
800-345-9976
Everett Child Support Office
840 North Broadway
Everett, WA 98201
425-438-4800
800-729-7580
Olympia Child Support Office
243 Israel Road, TC3 5th Floor
Tumwater WA 98501
360-664-6900
800-345-9964