Viser nå: Costa Rica - Postfrimerker (1863 - 2023) - 13 frimerker.
2. July VM: Ingen Perforering: 10½
9. July VM: Ingen Perforering: 10½
21. September VM: Ingen Perforering: 13¾
7. October VM: Ingen Perforering: 13¾
29. October VM: Ingen Perforering: 13¼
5. November VM: Ingen Perforering: 10½
1. December VM: Ingen Perforering: 11¼
1. December VM: Ingen Perforering: 13¼
1. December VM: Ingen Perforering: 13¼
1. December VM: Ingen Perforering: 13¼