Chicago Federation of Labor: The central labor body for over 300 Chicago area unions affiliated with the AFL-CIO (American Federation of Labor - Congress of Industrial Organizations. The membership of these unions exceeds 500,000. Site includes local labor news, links, and real audio.
Chicago Jobs With Justice: SEIU led campaign fighting to organise low-paid workers, particularly in the janitorial sector.
IUOE Local 399: International Union of Operating Engineers in Chicago. Features reports, 401k information, events calendar and support services.
Sprinkler Fitters Local 281, UA: Features news, events, training, links, and officials. Local union of the United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada.