Ditunjukkan sekarang: Costa Rica - Setem-setem bayaran pos (1990 - 1999) - 14 Setem-setem.
29. January WM: Tiada Perforasi: 10½
![[Paintings in National Theatre, jenis ALI]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALI-s.jpg)
15. March WM: Tiada Perforasi: 13¼
![[Airmail - International Arts Festival, jenis ALJ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALJ-s.jpg)
26. March WM: Tiada
![[Issue of 1989 Surcharged, jenis ALK]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALK-s.jpg)
17. May WM: Tiada Perforasi: 10½
![[Dolphins, jenis ALL]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALL-s.jpg)
![[Dolphins, jenis ALM]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALM-s.jpg)
28. May WM: Tiada Perforasi: 13¼
![[The 40th Anniversary of Civil Service Statute, jenis ALN]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALN-s.jpg)
15. July WM: Tiada Perforasi: 10½
![[The 50th Anniversary of Chamber of Industry, jenis ALO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALO-s.jpg)
19. August WM: Tiada Perforasi: 13¼
![[The 25th Anniversary of University of Costa Rica School of Communication and Sciences, jenis ALP]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALP-s.jpg)
27. August WM: Tiada Perforasi: 10½
![[Tropical Rainforest Flora, jenis ALQ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALQ-s.jpg)
![[Tropical Rainforest Flora, jenis ALR]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALR-s.jpg)
14. September WM: Tiada Perforasi: 10½
![[The 50th Anniversary of Guaranteed Social Rights, jenis ALS]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALS-s.jpg)
October WM: Tiada Perforasi: 13¼
![[The 15th International Customs Officers' Associations Congress, jenis ALT]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALT-s.jpg)
25. November WM: Tiada Perforasi: 13¼
![[Airmail - The 30th Anniversary of Costa Rican Electrical Institute's Responsibility for Development of Telecommunications, jenis ALU]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALU-s.jpg)
26. November WM: Tiada Perforasi: 10½
![[The 100th Anniversary of the Birth of Miguel Angel Castro Carazo - Founder of Commercial School, 1893-1960, jenis ALV]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/ALV-s.jpg)
