| Inscription | Country | Years | #Issued |
| Wadhwan State | India: Wadhwan(sta) | 1888-89 | 3 |
| Wallis et Futuna | Wallis & Futuna Islands | 1920- | 400 |
| Weisbecker | Bogus | ||
| Wendensche Kreis | Latvia: Wenden | 1862-80 | 12 |
| Western Australia | Western Australia | 1856-1912 | 110 |
| Western Samoa | Samoa | 1935-55 | 60 |
| Western United Powers | Bogus | ||
| Wilayah Perseketuan | Malaysia | 1985- | 10 |
| Wurttemberg | Germany: Wurttemberg(cty) | 1851- | 150 |
| Wurttemberg | Germany (French occ.) | 1947-49 | 50 |
If there are any missing inscription, tell me : marcosampaio@grupo.bfe.pt
