On 1 July 1970, the Rhodesian Government transferred its functions of the Ministry of Posts to the parastatal Posts & Telecommunications Corporation (PTC). Although Government owned, the development and control of postal functions was run by an independent board appointed by the Minister of Information and Tourism.
1970
- 1970 Second Definitive Issue
- 1970 Inauguration of the Posts & Telecommunications Corporation
- 1970 No.4 in the Famous Figures Series – Mother Patrick
1971
- 1971 No.5 in the Famous Figures Series – Frederick Courteney Selous
- 1971 Birds of Rhodesia
- 1971 Granite 71
1972
1973
1974
1975
1976
- 1976 Centenary of First Telephone Transmission (1876-1976)
- 1976 Third Definitive Issue (New Values)
- 1976 Third Definitive Issue (Surcharged Values)
1977
1978
1979