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| The Bahamas | 1973 |
| Bangladesh (formerly East Pakistan) | 1972 |
| Barbados | 1966 |
| Belize (formerly British Honduras) | 1981 |
| Botswana (formerly Bechuanaland Protectorate) | 1966 |
| Brunei Darussalam | 1984 |
| Cameroon | 1995 |
| Canada | 1931 (Statute of Westminster) |
| Cyprus | 1961 |
| Dominica | 1978 |
| Fiji Islandsiii | 1997 |
| The Gambia | 1965 |
| Ghana (comprising the former colony of the Gold Coast (including Ashanti), the former Northern Territories of the Gold Coast (a Protectorate), the former Togoland (a UK Trust Territory). | 1957 |
| Grenada | 1974 |
| Guyana (formerly British Guiana) | 1966 |
| India | 1947 |
| Jamaica | 1962 |
| Kenya | 1963 |
| Kiribati (formerly Gilbert Islands) | 1979 |
| Lesotho (formerly Basutoland) | 1966 |
| Malawi (formerly Nyasaland) | 1964 |
| Malaysia (including the Federation of Malaya, comprising the former Crown Colonies of Malacca and Penhang and the former Protected States of Johore, Kedah, Kelantan, Negri Sembilan, Pahang, Perak, Perlis, Selangor and Trengganu; Sabah (formerly British North Borneo); and Sarawak) | 1957 |
| The Maldives | 1982 (joined as Special Member, Full Member since 1985) |
| Malta | 1964 |
| Mauritius | 1968 |
| Mozambique | 1995 |
| Namibia | 1990 |
| Nauru | 1968 |
| New Zealand | 1931 (Statute of Westminster) |
| New Zealand Territories |
