List of labor union

Answer 1

* Air Line Pilots Association (ALPA) * Amalgamated Transit Union (ATU) * American Federation of Government Employees (AFGE) * American Federation of Musicians (AFM) * American Federation of School Administrators (AFSA) * American Federation of State, County and Municipal Employees (AFSCME) * American Federation of Teachers (AFT) * American Postal Workers Union (APWU) * American Radio Association (ARA) * American Train Dispatchers Department (ATDD) * Associated Actors and Artists of America (AAAA or 4As) ** Actors' Equity Association (AEA) ** American Federation of Television and Radio Artists (AFTRA) ** American Guild of Musical Artists (AGMA) ** American Guild of Variety Artists (AGVA) ** Hebrew Actors' Union (HAU; 1899-2005) ** Screen Actors Guild (SAG) ** The Guild of Italian American Actors (GIAA) * Bakery, Confectionery, Tobacco Workers and Grain Millers' International Union (BCTGM) * Brotherhood of Railroad Signalmen (BRS) * California Nurses Association/National Nurses Organizing Committee (CNA/NNOC) * California School Employees Association (CSEA) * Communications Workers of America (CWA) * Farm Labor Organizing Committee (FLOC) * Federation of Professional Athletes (NFLPA) * Glass, Molders, Pottery, Plastics and Allied Workers International Union (GMPIU * International Alliance of Theatrical Stage Employes (IATSE) * International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (Ironworkers) * International Association of Fire Fighters (IAFF) * International Association of Heat and Frost Insulators and Asbestos Workers (AWIU) * International Association of Machinists and Aerospace Workers (IAM) * International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers (Boilermakers) * International Brotherhood of Electrical Workers (IBEW) * 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 (Printers & Engravers) * International Union of Allied Novelty and Production Workers (Novelty and Production Workers) * International Union of Bricklayers and Allied Craftworkers (BAC) * International Union of Elevator Constructors (IUEC) * International Union of Operating Engineers (IUOE) * International Union of Painters and Allied Trades (IUPAT) * International Union of Police Associations (IUPA) * Marine Engineers Beneficial Association (MEBA) * National Air Traffic Controllers Association (NATCA) * National Association of Letter Carriers (NALC) * National Postal Mail Handlers Union (NPMHU) * Office and Professional Employees International Union (OPEIU) * Operative Plasterers' and Cement Masons' International Association (OPCMIA) * Seafarers International Union of North America (SIU) * Sheet Metal Workers International Association (SMWIA) * Transport Workers Union of America (TWU) * United American Nurses (UAN) * United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada (UA) * United Auto Workers (UAW) * United Mine Workers of America (UMWA) * United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial & Service Workers International Union (USW) * United Transportation Union (UTU) * United Union of Roofers, Waterproofers and Allied Workers (Roofers and Waterproofers) * Utility Workers of America (UWUA) * Writers Guild of America, East (WGA-East)