| Name | Participants | Dates | Stamps | ||
| 25th Anniversary of the Coronation 1953 | 21 | (with Ascension - Virgin Islands) | 1978 | 63 | (incomplete) |
| Churchill Memorial | 34 | (with Antigua - Virgin Islands) | 1966 | 134 | (incomplete) |
| Coronation | 52 | (with Aden - Virgin Islands) | 1937 | 161 | (incomplete) |
| Coronation 1953 | 62 | (with Aden - Virgin Islands) | 1953 | 62 | (incomplete) |
| Freedom from Hunger | 37 | (with Aden - Zanzibar) | 1963 | 39 | (incomplete) |
| ICY | 31 | (with Antigua - Virgin Islands) | 1965 | 62 | |
| ITU 100th | 31 | (with Antigua - Virgin Islands) | 1965 | 62 | (incomplete) |
| Peace | 54 | (with Aden - Virgin Islands) | 1945 - 1947 | 131 | (incomplete) |
| Red Cross 100th | 34 | (with Antigua - Virgin Islands) | 1963 - 1964 | 68 | |
| SAPOA | 6 | (with Botswana - Zimbabwe) | 2004 | 53 | (incomplete) |
| Silver Jubilee | 57 | (with Antigua - Virgin Islands) | 1935 | 232 | (incomplete) |
| Silver Wedding | 68 | (with Aden - Zanzibar) | 1948 - 1949 | 134 | (incomplete) |
| UNESCO Anniversary | 13 | (with Antigua - Tristan da Cunha) | 1966 - 1967 | 39 | (incomplete) |
| UPU 75th | 68 | (with Aden - Zanzibar) | 1949 | 271 | (incomplete) |