| Name | Participants | Dates | Stamps | ||
| 100th Anniversary of Dip..oint issue France-Poland | 2 | (with France) | 2019 | 4 | |
| 100th Anniversary of Dip..oint issue Greece-Poland | 2 | (with Greece) | 2019 | 2 | |
| 100th Anniversary of the..ssue Poland-Vatican City | 2 | (with Vatican City) | 2019 | 2 | |
| 10th Anniversary of the ..int issue Georgia-Poland | 1 | 2020 | 1 | (incomplete) | |
| 300th Anniversary of the..ge of Our Lady of Trakai | 2 | (with Lithuania) | 2018 | 2 | |
| 450th Anniversary of the Birth of Jan Jessenius | 3 | (with Hungary - Slovakia) | 2016 | 4 | |
| Common Heritage - joint issue Israel-Poland | 2 | (with Israel) | 2018 | 2 | |
| Joint issue China-Poland | 2 | (with China, PRC) | 2006 | 4 | |
| Joint issue Lithuania-Poland | 1 | 2020 | 1 | (incomplete) | |
| Joint issue Poland-Romania | 2 | (with Romania) | 2013 | 2 | |
| Joint issue Poland-Slovakia | 2 | (with Slovakia) | 2020 | 2 | |
| World Youth Day 2016 | 2 | (with Vatican City) | 2016 | 4 |