Stamps of Oman, 30 base day
1 to 37 of 37
postage
1974, Jul 30 Inauguration of Port Qabus issue unwmk p. 13
| - | 100b | multi | Haven Qaboos | — | — |
1978, Jul 30 1978 surcharges issue wmk. crown & CA spiral
| - | 40b | multi | ++on=150b, p. 14x13.75 | — | — | |
| - | 50b | multi | ++on=150b, p. 14 | — | — | |
| - | 75b | multi | ++on=250b, p. 14x13.75 | — | — |
1990, Apr 30 150th Anniversary of First Omani Envoy's Journey to U.S.A. issue unwmk p. 13
| - | 200b | multi | — | — |
1997, Nov 30 25th Anniversary of Oman Girl Guides issue p. 14.25x14.5
| - | 100b | multi | — | — |
2001, Dec 30 22nd Supreme Session of Gulf Co-operation Council, Oman issue (no perf info)
| - | 50b | multi | — | — | ||
| - | 100b | multi | — | — |
2002, Oct 30 Early Intervention for Children with Special Needs issue
| - | 100b | multi | — | — |
2008, Dec 30 Arab Postal Day 2008 issue p. 14
| - | 100b | multi | — | — | ||
| - | 100b | multi | — | — |
2012, Jul 30 Muscat - Arab Tourism Capital issue p. 13.5 (6 stamps)
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — | ||
| - | 50b | multi | — | — |
2014, Jul 30 Salalah Festival 2014 issue p. 13
| - | 100b | multi | — | — | ||
| - | 150b | multi | — | — |
2015, Nov 30 150th Anniversary of the ITU issue (no perf info)
| - | 100b | multi | — | — |
2016, Apr 30 Golden Jubilee of Omani Postal Service issue (6 stamps)
| - | 250b | multi | — | — | ||
| - | 250b | multi | — | — | ||
| - | 250b | multi | — | — | ||
| - | 250b | multi | — | — | ||
| - | 250b | multi | — | — | ||
| - | 250b | multi | — | — |
2019, Dec 30 Omani Aflaj issue p. 13 (5 stamps)
| - | 100b | multi | — | — | ||
| - | 100b | multi | — | — | ||
| - | 100b | multi | — | — | ||
| - | 500b | multi | — | — | ||
| - | 500b | multi | — | — |
2023, May 30 Astronomical Views over Oman issue (no wmk info) (no perf info)
| - | 300b | multi | — | — | ||
| - | 300b | multi | — | — | ||
| - | 300b | multi | — | — | ||
| - | 300b | multi | — | — |
2023, Nov 30 50th Anniversary of Diplomatic Relations with Switzerland issue
| - | 250b | multi | — | — | ||
| - | 250b | multi | — | — |
1 to 37 of 37