Inlandboatmen's Union of the Pacific (IBU)
1711 W Nickerson St Suite DMarine Engineers' Beneficial Association (MEBA)
Seattle WA 98119
Phone 206-284-5040
5527 Airport Way South, #101International Organization of Masters, Mates, and Pilots
Seattle, WA 98108
Phone 206-762-0803
144 Railroad Ave Ste 205Office and Professional Employees International Union; Local 8 (OPEIU)
Edmonds, WA 98020
Phone 425-775-1403
2800 First Ave., No. 304Service Employees International Union; Local 6 (SEIU)
Seattle, WA 98121
Phone 206-441-8880
150 Denny WayInternational Brotherhood of Electrical Workers; Local 46 (IBEW)
PO Box 19360
Seattle, WA 98109
Phone 206-448-7348
19802 62nd Ave S.International Association of Machinists and Aerospace Workers; Local 79
Kent, WA 98032
Phone 253-395-6500
9135 15th Pl. S.United Brotherhood of Carpenters and Joiners of America, Local 1184
Seattle, WA 98108
Phone 206-762-7990
2415 Western Ave.Sheet Metal Workers International Association; Local 66
Seattle, WA 98121
Phone 206-441-8266
13513 NE 126th Pl., Ste A-1International Brotherhood of Teamsters, Chauffeurs, Warehousemen and Helpers of America, Local 117 and Local 174
Kirkland, WA 98034-8725
Phone 425-820-2306
14675 Interurban Ave. S., Ste 307United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industries of the U.S. and Canada; Local 32
Tukwilla, WA 98168
Local 117 206-441-4860
Local 174 206-441-6060
595 Monster Rd. SW, No. 231International Brotherhood of Boilermakers, Iron Shipbuilders, Blacksmiths, Forgers and Helpers Local 104
Renton, WA 98055
Phone 425-277-6680
2800 1st Ave., #136
Seattle, WA 98121
Phone 206-623-6473