Stamps of Oman, 4 base day
1 to 18 of 18
postage
1977, Apr 4 25th Anniversary of Arab Postal Union issue wmk. crown & CA spiral p. 12
| - | 30b | multi | — | — | ||
| - | 75b | multi | — | — |
1986, Jul 4 100th Anniversary of Statue of Liberty issue unwmk p. 14.5
| - | 50b | multi | — | — | ||
| - | 100b | multi | — | — |
1993, Sep 4 Census 1993 issue p. 13.75x13.25
| - | 100b | multi | — | — |
1995, Dec 4 16th Supreme Council Session of Gulf Co-operation Council, Oman issue p. 11.75
| - | 100b | multi | — | — | ||
| - | 200b | multi | — | — |
2004, Dec 4 10th Gulf Cooperation Council Stamp Exhibition issue (no perf info)
| - | 50b | multi | — | — |
2009, Jan 4 19th Arabian Gulf Cup issue
| - | 100b | multi | — | — |
2013, Sep 4 p. 13
| - | 200b | multi | Oman Boy Scouts | — | — |
2018, Mar 4 Oman Champion of the 23rd Arabian Golf Cup issue (no perf info)
| - | 200b | multi | — | — | ||
| - | 500b | multi | — | — | ||
| - | 500b | multi | — | — | ||
| - | 500b | multi | — | — |
2019, Mar 4 Traditionsal Omani Music issue p. 13
| - | 100b | multi | — | — | ||
| - | 100b | multi | — | — | ||
| - | 500b | multi | — | — | ||
| - | 500b | multi | — | — |
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