Affiliated unions of the Canadian Labour Congress
The organizations listed below constitute the Canadian Labour Congress, the national federation of trade unions:

National 
Air Canada Pilots Association (ACPA)
Alliance of Canadian Cinema, Television and Radio Artists (ACTRA)
Association of Canadian Financial Officers (ACFO)
British Columbia Teachers' Federation (BCTF)
Canadian Association of Professional Employees (CAPE)
Canadian Federation of Nurses Unions (CFNU)
British Columbia Nurses’ Union
Canadian Nursing Students’ Association
Manitoba Nurses Union
New Brunswick Nurses Union
Nova Scotia Nurses' Union
Ontario Nurses' Association
Prince Edward Island Nurses' Union
Registered Nurses’ Union Newfoundland & Labrador
Saskatchewan Union of Nurses
United Nurses of Alberta
Canadian Office and Professional Employees Union (COPE)
Canadian Postmasters and Assistants Association (CPAA)
Canadian Union of Postal Workers (CUPW)
Canadian Union of Public Employees (CUPE)
Congress of Union Retirees of Canada (CURC)
Directors Guild of Canada (DGC)
Elementary Teachers' Federation of Ontario (ETFO) (external website)
FTQ-Construction
National Union of Public and General Employees (NUPGE)
British Columbia General Employees' Union
Canadian Union of Brewery and General Workers
Health Sciences Association of Alberta
Health Sciences Association of British Columbia
Health Sciences Association of Saskatchewan
Manitoba Association of Health Care Professionals
Manitoba Government and General Employees' Union
New Brunswick Union of Public and Private Employees
Newfoundland and Labrador Association of Public and Private Employees
Nova Scotia Government and General Employees Union
Ontario Public Service Employees Union
Prince Edward Island Union of Public Sector Employees
Saskatchewan Government and General Employees' Union
National Union of the Canadian Association of University Teachers (NUCAUT)
Acadia University Faculty Association
Brandon University Faculty Association
British Columbia Institute of Technology Faculty & Staff Association
Brock University Faculty Association
Cape Breton University Faculty Association
Carleton University Academic Staff Association
Concordia University Faculty Association
Faculty Association of the University of St. Thomas
Federation of Post-Secondary Educators of BC
Laurentian University Faculty Association
Lecturers’ Union of Memorial University of Newfoundland
McMaster University Academic Librarians' Association
Memorial University of Newfoundland Faculty Association
Mount Allison Faculty Association
Mount Saint Vincent University Faculty Association
Queen's University Faculty Association
Royal Roads University Faculty Association
Saint Mary's University Faculty Union
St. Thomas More College Faculty Union
Trent University Faculty Association
University of Manitoba Faculty Association
University of Northern British Columbia Faculty Association
University of Prince Edward Island Faculty Association
University of Saskatchewan Faculty Association
University of Winnipeg Faculty Association
Windsor University Faculty Association
Wilfrid Laurier University Faculty Association
York University Faculty Association
Ontario English Catholic Teachers' Association (OECTA)
Ontario Secondary School Teachers' Federation (OSSTF)
Professional Institute of the Public Service of Canada (PIPSC)
Public Service Alliance of Canada (PSAC)
Shipyard General Workers' Federation of British Columbia (SGWBC)

International 
Air Line Pilots Association, International (ALPA)
Amalgamated Transit Union (ATU)
American Federation of Musicians of the United States and Canada (AFM/CFM)
Bakery, Confectionery, Tobacco Workers and Grain Millers' International Union (BCTGM)
Communications Workers of America
Communications Workers of America | CANADA (CWA Canada)
International Alliance of Theatrical Stage Employees, Moving Picture Technicians, Artists and Allied Crafts of the United States, Its Territories and Canada (IATSE)
International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (ABSORIW)
International Association of Fire Fighters (IAFF)
International Association of Heat and Frost Insulators and Allied Workers (IAHFIAW)
International Association of Machinists and Aerospace Workers (IAMAW)
International Association of Sheet Metal, Air, Rail and Transportation Workers (SMART)
International Brotherhood of Electrical Workers (IBEW)
International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers (IBB)
International Federation of Professional and Technical Engineers (IFPTE)
International Longshore and Warehouse Union (ILWU)
International Longshoremen's Association (ILA)
International Plate Printers, Die Stampers and Engravers' Union of North America (IPPDSEU)
International Union of Bricklayers and Allied Craftworkers (BAC)
International Union of Operating Engineers (IUOE)
International Union, United Automobile, Aerospace and Agricultural Implement Workers of America (UAW) - aka United Auto Workers
International Union of Painters and Allied Trades (IUPAT)
Laborers' International Union of North America (LiUNA)
Office and Professional Employees International Union (OPEIU)
Seafarers International Union of North America (SIU)
Seafarers' International Union of Canada
Service Employees International Union (SEIU)
Workers United Canada Council
UNITE HERE
United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada (UA) - aka United Association
United Food and Commercial Workers International Union (UFCW)
United Mine Workers of America (UMW)
United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied-Industrial and Service Workers International Union (USW) aka United Steelworkers

See also 

 List of trade unions in Quebec
 List of trade unions in Canada
 List of trade unions in the United States
 Global list of trade unions
 List of unions affiliated with the AFL-CIO
 National trade union centre
 Labour movement

References
 Canadian Labour Congress Affiliated Unions

Canadian Labour Congress
Lists of organizations based in Canada
Canadian Labour Congress