| Name | Participants | Dates | Stamps | ||
| 75th Anniversary of Dipl..t issue India-Luxembourg | 2 | (with India) | 2023 | 4 | |
| Europa 1956 | 6 | (with Belgium - Netherlands) | 1956 | 13 | (incomplete) |
| Europa 1958 | 6 | (with Belgium - Saar) | 1958 | 13 | (incomplete) |
| Europa 1959 | 6 | (with Belgium - Netherlands) | 1959 | 12 | (incomplete) |
| Europa 1960 | 18 | (with Belgium - Turkey) | 1960 | 34 | (incomplete) |
| Europa 1961 | 11 | (with Belgium - Switzerland) | 1961 - 1962 | 24 | (incomplete) |
| Europa 1962 | 16 | (with Belgium - Turkey) | 1962 - 1963 | 34 | (incomplete) |
| Europa 1963 | 18 | (with Belgium - Turkey) | 1963 | 35 | (incomplete) |
| Europa 1964 | 19 | (with Austria - Turkey) | 1964 | 36 | (incomplete) |
| Europa 1965 | 19 | (with Belgium - Turkey) | 1965 | 36 | (incomplete) |
| Europa 1966 | 18 | (with Andorra (Fr) - Turkey) | 1966 | 35 | (incomplete) |
| Europa 1967 | 19 | (with Andorra (Fr) - Turkey) | 1967 | 39 | (incomplete) |
| Europa 1968 | 17 | (with Andorra (Fr) - Turkey) | 1968 | 34 | (incomplete) |
| Europa 1969 | 25 | (with Andorra (Fr) - Yugoslavia) | 1969 | 50 | (incomplete) |
| Europa 1970 | 18 | (with Andorra (Fr) - Yugoslavia) | 1970 | 39 | (incomplete) |
| Europa 1972 | 22 | (with Andorra (Fr) - Yugoslavia) | 1972 | 46 | (incomplete) |
| European Capital of Cult..sue Lithuania-Luxembourg | 2 | (with Lithuania) | 2022 | 4 |