| Issuer | Date | Desc | State | ||
| - | no image | Czech Republic | 4/5/2023 | Giovanni Santini and His Buildings, sheet of 3 types | |
| - | no image | Czech Republic | 4/5/2023 | Dendrological Garden in Průhonice, sheet of 3 types | |
| - | no image | Czech Republic | 5/17/2023 | Baroque Mural Art, sheet of 2 types | |
| - | no image | Czech Republic | 6/7/2023 | President of the Czech Republic, Petr Pavel, sheet of 10 types | all added |
| - | no image | Czech Republic | 9/6/2023 | Podyjí National Park, sheet of 4 types | |
| - | no image | Czech Republic | 9/6/2023 | Shakespeare's Plays, empty sheet (#86508) | incomplete |
| - | no image | Czech Republic | 10/2/2023 | 30th Anniversary of the Czech Post and the Slovak Post - Joint Issue with Slovakia, empty sheet (#86509) | incomplete |
| - | no image | Czech Republic | 10/18/2023 | sheet of 1 type |