Association of Scientific Workers was created in 1918.
Association of Communist Workers was created in 1969.
Loyalist Association of Workers was created in 1971.
International Workers' Association was created in 1922.
Workers' Association of Malmfälten was created in 1985.
Association of Social Workers was created in 1935.
Association of Family Case Workers was created in 1940.
British Association of Social Workers was created in 1970.
Association of Psychiatric Social Workers was created in 1929.
Association of Vatican Lay Workers was created in 1985.
General German Workers' Association was created in 1863.
League of Workers Association Youth was created in 1917.
Professional Social Workers' Association was created in 1985.