| Name | Federation | Deadline | Start |
| WCCC50PR (Preliminaries of the World Correspondence Chess Championship) | ICCF | 08.02.2026 | 20.03.2026 |
| II Friends of Caissa International Open Tournament | Cuban Correspondence Chess Federation (FECAP) | 01.03.2026 | 15.03.2026 |
| Second England International Triple Block Open | English FCC | 18.03.2026 | 18.04.2026 |
| 2026 Australian International Open | Australian CCA | 22.03.2026 | |
| I Chess Masters Open Tournament | Cuban Correspondence Chess Federation (FECAP) | 01.06.2026 | 15.06.2026 |