Τώρα εμφανίζεται Guanacaste - Γραμματόσημα (1885 - 1889) - 6 Γραμματόσημα.
1888
Costa Rica Postage Stamps No.10-13 Overprinted "Guanacaste" or "GUANACASTE" Vertically
WM: Κανένα Διάτρηση: 12
![[Costa Rica Postage Stamps No.10-13 Overprinted "Guanacaste" or "GUANACASTE" Vertically, τύπος B1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guanacaste/Postage-stamps/B1-s.jpg)
![[Costa Rica Postage Stamps No.10-13 Overprinted "Guanacaste" or "GUANACASTE" Vertically, τύπος B2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guanacaste/Postage-stamps/B2-s.jpg)
1888
Costa Rica Postage Stamps No.15-16 Overprinted "Guanacaste" Vertically
WM: Κανένα Διάτρηση: 12
