Every U.S.-based union with a website -- national and local -- can be found on the Biglabor list in one of three ways: by the union's full name, by its acronym, (examples: UAW, IBT) or by its common shorthand name (examples: Auto Workers, Teamsters). If you know of a site not on this list, let us know This email address is being protected from spambots. You need JavaScript enabled to view it.

 
 
IAM
IAFF
IATSE
IBB
IBDW
IBEW
IBT
ICEM
ICWU
IFPTE
IGUA
ILA
ILWU
Independent Pilots Association (IPA) (UPS Pilots)
Independent Steelworkers Union (ISU) (Weirton,WV Steel)
Industrial Workers of the World (IWW) (Wobblies)
Insulators
International Alliance of Theatrical Stage Employees (IATSE)
International Association of Bridge, Structural & Ornamental Ironworkers (IW)
International Association of Fire Fighters (IAFF)
International Association of Heat and Frost Insulators and Asbestos Workers (Insulators)
International Association of Machinists and Aerospace Workers (IAM)
International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers (IBB)
International Brotherhood of DuPont Workers (IBDW)
International Brotherhood of Electrical Workers (IBEW)
International Brotherhood of Teamsters (IBT)
International Chemical Workers Union (UFCW) (ICWU)
International Federation of Chemical, Energy, Mine and General Workers' Unions North American Regional Office (ICEM)
International Federation of Professional and Technical Engineers (IFPTE)
International Guards Union of America (IGUA)
International Longshore and Warehouse Union (ILWU)
International Longshoremen's Association (ILA)
International Organization of Masters, Mates & Pilots (MM&P)
International Union of Bricklayers and Allied Craftworkers (BAC)
International Union of Elevator Constructors (IUEC)
International Union of Journeymen and Allied Trades (IUJAT)
International Union of Operating Engineers (IUOE)
International Union of Painters and Allied Trades (IUPAT)
International Union of Police Associations (IUPA)
IPA
Ironworkers
ISU
ITU
IUE
IUEC
IUOE
IUJAT
IUPA
IUPAT
IW
IWW