Τώρα εμφανίζεται Κόστα Ρίκα - Επίσημα γραμματόσημα (1900 - 1909) - 4 Γραμματόσημα.
1903
Postage Stamp of 1901 Overprinted "PROVISORIO OFICIAL"
WM: Κανένα Διάτρηση: 14
![[Postage Stamp of 1901 Overprinted "PROVISORIO OFICIAL", τύπος F]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/F-s.jpg)
1903
Postage Stamps of 1903 Overprinted "OFICIAL"
WM: Κανένα Διάτρηση: 14
![[Postage Stamps of 1903 Overprinted "OFICIAL", τύπος G]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/G-s.jpg)
![[Postage Stamps of 1903 Overprinted "OFICIAL", τύπος G1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/G1-s.jpg)
![[Postage Stamps of 1903 Overprinted "OFICIAL", τύπος G2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/G2-s.jpg)
