United Public Workers of America was created in 1946.
United Public Workers of America ended in 1953.
United Federal Workers of America was created in 1937.
Workers United was created in 2009.
United Federal Workers of America ended in 1946.
Most steel wire industry workers are in the United Steel Workers of America
United Farm Workers was created in 1962.
United Workers Cooperatives was created in 1926.
United Garment Workers was created in 1891.
United Mine Workers was created on 1890-01-22.
Workers Party of the United States was created in 1934.
United Steel Workers of Montreal was created in 2004.
United Socialist Workers' Party was created in 1993.