| 1945 |
Argentina, Australia, Belgium, Bolivia, Brazil, Belarus (formerly Byelorussia), Canada, Chile, China, Colombia, Costa Rica, Cuba, Czechoslovakia (readmitted in 1993 as two separate states, the Czech and Slovak Republics), Denmark, Dominican Republic, Ecuador, Egypt, El Salvador, Ethiopia, France, Greece, Guatemala, Haiti, Honduras, India, Iran, Iraq, Lebanon, Liberia, Luxembourg, Mexico, Netherlands, New Zealand, Nicaragua, Norway, Panama, Paraguay, Peru, Philippines, Poland, the Russian Federation (formerly the USSR), Saudi Arabia, South Africa, Syria, Turkey, Ukraine, United Kingdom, United States of America, Uruguay, Venezuela, Yugoslavia |
| 1946 |
Afghanistan, Iceland, Sweden, Thailand |
| 1947 |
Pakistan, Yemen (formerly Yemen Arab Republic) |
| 1948 |
Myanmar (formerly Burma) |
| 1949 |
Israel |
| 1950 |
Indonesia |
| 1955 |
Albania, Austria, Bulgaria, Cambodia (formerly Kampuchea), Finland, Hungary, Ireland, Italy, Jordan, Lao People's Democratic Republic (formerly Laos), Libya, Nepal, Portugal, Romania, Spain, Sri Lanka |
| 1956 |
Japan, Morocco, Sudan, Tunisia |
| 1957 |
Ghana, Malaysia |
| 1958 |
Guinea |
| 1960 |
Benin, Burkina Faso, Cameroon, Central African Republic, Chad, Congo, Côte d'Ivoire, Cyprus, Gabon, Madagascar, Mali, Niger, Nigeria, Senegal, Somalia, Togo, Zaire |
| 1961 |
Mauritania, Mongolia, Sierra Leone, Tanzania |
| 1962 |
Algeria, Burundi, Jamaica, Rwanda, Trinidad and Tobago, Uganda |