Stamps of Oman, 18 base day
1 to 50 of 172
postage
1973, Nov 18 National Day 1973 issue wmk. St Edwards crown & CA p. 13x12.5
| - | 15b | multi | dhows | — | — | |
| - | 50b | multi | Airport Seeb | — | — | |
| - | 65b | multi | dhow and oil tanker | — | — | |
| - | 100b | multi | camel | — | — |
1975, Nov 18 National Day 1975 issue wmk. crown & CA spiral p. 14x13.75 (6 stamps)
| - | 30b | multi | Haven Mina Raysoot | — | — | |
| - | 50b | multi | stadium | — | — | |
| - | 75b | multi | water desalination plant | — | — | |
| - | 100b | multi | television | — | — | |
| - | 150b | multi | map | — | — | |
| - | 250b | multi | Medias | — | — |
1976, Dec 18 National Day 1976 issue p. 14.5
| - | 25b | multi | — | — | ||
| - | 40b | multi | — | — | ||
| - | 75b | multi | — | — | ||
| - | 150b | multi | — | — |
1977, Nov 18 National Day 1977 issue p. 13.75
| - | 40b | multi | Omani Coffee Pots | — | — | |
| - | 75b | multi | Heritage - Earthenware | — | — | |
| - | 100b | multi | Heritage - Inscriptions Khor Rori 100 BC | — | — | |
| - | 150b | multi | Heritage - Jewellery | — | — |
1978, Nov 18 National Day 1978 issue - forts of Oman p. 14.25 (6 stamps)
| - | 20b | multi | Jalali Fort | — | — | |
| - | 25b | multi | — | — | ||
| - | 40b | multi | Rostaq Fort | — | — | |
| - | 50b | multi | — | — | ||
| - | 75b | multi | Bahla Fort | — | — | |
| - | 100b | multi | Jibrin Fort | — | — |
1979, Nov 18 National Day 1979 issue unwmk p. 11.75
| - | 25b | multi | — | — | ||
| - | 75b | multi | — | — |
1980, Nov 18 10th National Day issue
| - | 75b | multi | Bab Alkabir | — | — | |
| - | 100b | multi | Corniche | — | — | |
| - | 250b | multi | Polo Match | — | — | |
| - | 500b | multi | Omani Women | — | — |
1981, Nov 18 11th National Day issue
| - | 160b | multi | — | — | ||
| - | 300b | multi | sultan & map of Oman | — | — |
1982, Nov 18 National Day 1982 issue p. 12x11.75
| - | 40b | multi | — | — | ||
| - | 100b | multi | oil refinery | — | — |
1983, Nov 18 National Day 1983 issue p. 13.25x14
| - | 50b | multi | Sohar Copper Factory | — | — | |
| - | 100b | multi | Sultan Qaboos University | — | — |
1984, Nov 18 National Day 1984 issue
| - | 130b | multi | p. 13.25x13.75 | — | — | |
| - | 160b | multi | — | — |
1985, Nov 18 National Day 1985 issue (5 stamps)
| - | 20b | multi | p. 12.25x12.5 | — | — | |
| - | 50b | multi | p. 12.25x12.5 | — | — | |
| - | 100b | multi | p. 12.25x12.5 | — | — | |
| - | 200b | multi | p. 12.25x12.5 | — | — | |
| - | 250b | multi | — | — |
1986, Oct 18 Inauguration of Sultan Qabus Sports Complex issue p. 14.5
| - | 100b | multi | — | — |
1986, Nov 18 National Day 1986 issue
| - | 50b | multi | Bourj Al Sahwah, p. 14.25 | — | — | |
| - | 100b | multi | Inauguration of Sultan Qaboos University, p. 14.25 | — | — | |
| - | 130b | multi | — | — |
1987, Nov 18 National Day 1987 issue p. 13x12.75
| - | 50b | multi | — | — | ||
| - | 130b | multi | — | — |
1988, Nov 18 National Day 1988 issue p. 14.25x13.5
| - | 100b | multi | — | — |
1 to 50 of 172