The Canadian Postal Corps (CPC) was an administrative corps of the Canadian Army. The Canadian Postal Corps was redesignated The Royal Canadian Postal Corps on 20 June, 1961. The badge of The Royal Canadian Postal Corps consists of a horn, with a Queen's Crown on top. Superimposed at the center of the horn is the text RCPC. At the bottom the text "Servire Armatis" is written on a ribbon.