Förlag A-Ö
O
- Ockult Örtmästare Games
- Octopus Publishing
- Odd Dot
- Off the Page Games
- Oink Games
- Oldcastle Books
- Olika
- Olssons förlag
- Omniprint förlag
- One Last Chapter
- One Peace Books
- One World
- Oneworld
- Oni Press
- Onyx Path Publishing
- Opal
- Open Ended Games
- Open Road
- Optimal
- Orange Hippo
- Orbit
- Orbit
- Ord Mot Ord
- Ordalaget
- Ordbilder
- Ordfront
- Ordfront Galago
- Orenda Books
- Orion
- Orion Children's
- Orion/Gollancz
- Osprey
- Osprey Books
- Out of Print
- Outrider Creative
- Overlook
- Ovipress
- Owl Pointe Press
- Own Your Book / Respons AB
- Oxford
- Oxford University Pr