Stamps of Oman, 25 base day
1 to 13 of 13
postage
1985, Oct 25 UNICEF Child Health Campaign issue unwmk p. 13.5x14
| - | 50b | multi | — | — |
1998, Apr 25 Gulf Co-operation Council Traffic Week issue (no perf info)
| - | 100b | multi | — | — |
2002, May 25 Sultan Qaboos Grand Mosque (5 stamps)
| - | 50b | multi | p. 13.2 | — | — | |
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — | ||
| - | 100b | multi | — | — |
2003, May 25 Oman-China relations 25th issue
| - | 70b | multi | — | — |
2003, Sep 25 Organisation of the Islamic Conference issue
| - | 100b | multi | — | — |
2006, May 25 25th Anniversary of the Gulf Cooperation Council issue
| - | 100b | multi | p. 14 | — | — | |
| - | 500b | multi | — | — |
2013, May 25 35 Years of Diplomatic Relations between Oman and China issue p. 13
| - | 200b | multi | — | — |
semipostal
1971, Dec 25 25th Anniversary of UNICEF issue wmk. St Edwards crown & CA p. 14
| - | 50+25b | multi | — | — |
1 to 13 of 13