International Brotherhood of Teamsters
labor union in United States and Canada
The International Brotherhood of Teamsters (IBT) is a labor union in the United States and Canada. Formed in 1903 by the merger of the Team Drivers International Union and the Teamsters National Union, the union now represents a diverse membership of blue- and white-collar workers in both the public and private sectors, totalling about 1.25 million members in 2025. The union was formerly called the International Brotherhood of Teamsters, Chauffeurs, Warehousemen and Helpers of America.
International Brotherhood of Teamsters’s social media accounts
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