BELGIA
● Institut d’histoire ouvrière, économique et sociale

CANADA
● Canadian Committee on Labour History
● Working Histories

FRANȚA
● CArCoB – Archives Communistes
● L’Institut CGT d’histoire sociale

ELVEȚIA
● College du Travail
● Schweizerisches Sozialarchiv

MAREA BRITANIE
● The Irish Labour History Society
● People’s History Museum
● Society for the Study of Labour History
● Working Class Movement Library

ITALIA
● La Fondazione Antonio Gramsci
● Fondazione Culturale Vera Nocentini
● Fondazione Instituto Piemontese Antonio Gramsci
● Società Italiana di Storia del Lavoro

OLANDA
● International Institute of Social History

STATELE UNITE ALE AMERICII
● American Labor Studies Center
● Labor and Working Class History Association
● Center for Working-Class Studies