Praegu kuvatakse: Costa Rica - postmargid (1990 - 1999) - 10 margid.
25. märts WM: mitte ükski perforatsioon: 10½
![[Airmail - Paintings in National Theatre, Tüüp AKG]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKG-s.jpg)
24. mai WM: mitte ükski perforatsioon: 10½
![[The 50th Anniversary of Costa Rica-Panama Boundary Treaty, Tüüp AKH]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKH-s.jpg)
![[The 50th Anniversary of Costa Rica-Panama Boundary Treaty, Tüüp AKI]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKI-s.jpg)
![[The 50th Anniversary of Costa Rica-Panama Boundary Treaty, Tüüp AKJ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKJ-s.jpg)
13. september WM: mitte ükski
![[Airmail - National Stamp Exhibition "Exfilcori '91" - Costa Rica - Issue of 1990 Overprinted "Aereo EXFILCORI '91", Tüüp AKK]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKK-s.jpg)
11. oktoober WM: mitte ükski
![[Airmail - The 100th Anniversary of Basketball, Tüüp AKL]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKL-s.jpg)
11. oktoober WM: mitte ükski perforatsioon: 13
![[The 500th Anniversary (1992) of Discovery of America by Columbus, Tüüp AKM]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKM-s.jpg)
21. oktoober WM: mitte ükski
![[Issue of 1984 and 1988 Surcharged, Tüüp AKO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKO-s.jpg)
![[Issue of 1984 and 1988 Surcharged, Tüüp AKO1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKO1-s.jpg)
1. november WM: mitte ükski perforatsioon: 13¼
![[Airmail - The 50th Anniversary of Social Security Administration, Tüüp AKN]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/AKN-s.jpg)
