Canadian Union of Postal Workers: Represents 45,000 workers in all aspects of mail pickup, sorting and delivery.
CUPW Breton: Postal workers in Nova Scotia with area offices in Sydney, Glace Bay and New Waterford.
CUPW Calgary: Represents approximately 2,000 members in Calgary and surrounding areas.
CUPW Castlegar: Postal workers in Catlegar, B.C.
CUPW Edmonton: The Edmonton Local of the Canadian Union of Postal Workers.
CUPW Nelson: Represents members including rural suburban members from satellite offices near Nelson, BC.
CUPW Regina: Represents approximately 450 postal workers in the Regina Saskatchewan area.
CUPW Scarborough: Represents postal workers based in Scarborough, Ontario.
CUPW Toronto: The Toronto Local of the Canadian Union of Postal Workers.
CUPW Vancouver: Serves members in the Vancouver and lower mainland area of BC.
CUPW Woodstock: Local 634 in Woodstock, Ontario.