• AFL-CIO
• Australian Council of Trade Unions
• Chemical Workers' Industrial Union - South Africa
• Commission for Conciliation, Mediation and Arbitration (CCMA)
• Communications Workers of America
• Communication Workers Union - UK
• Congress of South African Trade Unions
• The Cyber Picket Line - Directory of unions on the Internet
• FNV - Dutch Confederation of Trade Unions
• General Federation of Trade Unions - UK
• Federations and Unions on the Internet
• The Global Labour Summit
• Industrial Workers of the World
• Institute of Industrial Relations at the University of California, Berkeley
• International Confederation of Free Trade Unions (ICFTU)
• International Federation of Workers' Education Associations (IFWEA)
• International Labour Organisation (ILO)
• Korean Confederation of Trade Unions (KCTU)
• LaborNet - USA
• LabourNet - South Africa (Labour and Human Resources Services)
• LabourNet - UK
• Labour Organisations Directory
• Latin American and Caribbean Labour Organisations - Internet Directory
• Linkin' Labor - Bringing Unions Together
• National Union of Metalworkers of South Africa
• National Union of Mineworkers - SA
• NEDLAC - South Africa's National Economic Development and Labour Council
• New Zealand Council of Trade Unions (CTU)
• Norwegian Confederation of Trade Unions
• The Public Services, Tax and Commerce Union - UK
• Solinet - The Solidarity Network
• South African Municipal Workers' Union - SAMWU
• Strike Page
• Swaziland Federation of Trade Unions
• The Trades Union Congress (TUC) - UK
• Union Songs
• UNISON - the biggest trade union in the UK
• Workers World
• @WorkLinks - Index of Industrial and Labour Relations Internet Sites