| Name | Issues/Designs | |||
| CERN | 1954 | — | founding - 50 Years of ... | |
| EFTA | 1960 | — | founding - ... 50th | |
| Red Cross | 1863 | — | founding - ... 100th d - assising needy person & Red Cross 1957, etc (4) | |
| Universal Postal Union | 1874 | — | founding syns. U.P.U., UPU | |
| World Meteorological Organization | 1950 | — | founding syns. WMO |