| Name | Issues/Designs | |||
| 22nd American Air Force Commanders Conference | 1982 | — | - ... | |
| 9th Congress of Organization of American States | 1979 | — | - ... | |
| International Tin Symposium 1977 | 1977 | — | - ... | |
| Meeting between the Presidents of Bolivia & Peru | 2002 | — | - ... | |
| Meeting of Bolivian and Argentine Presidents | 1991 | — | - ... | |
| 2nd National Eucharistic Congress (Bolivia) | 1939 | — | - 2nd National Eucharistic Congress | |
| OAS General Assembly in Bolivia | 2012 | — | - ... | |
| postal ministers meeting 1975 | 1975 | — | - ... | |
| 9th Postal Union Congress | 1968 | — | - ... | |
| 10th Rio Group Summit Meeting | 1996 | — | - ... |