- Readers Refuge - Specializing in fiction, art, business, children's and south-east Asian authors. Australian site delivers internationally.
- ReadingMore - Includes new and used books, with subjects such as history, science fiction, poetry and romance.
- Readings Books and Music - Variety of poetry, non-fiction, fiction, and psychology.
- RJ Communications - Online bookstore featuring works of independent authors and small press publishers. Readers Radio feature allows you to hear interviews with authors before buying.
- Robby's Book Shelf - General book store.
- Roland Oliver - Publishers book sales.
- Ross and Perry - Publishers of government reports, sellers of many books.
- The Red House - Offers online ordering of books listed in several British catalogues. Delivers internationally.
