Adam Smith Books: Selection of modern first editions.
Babcock Books: Modern first editions of fiction, poetry, detective and science fiction with emphasis on signed books, notable writers and literary prizewinners.
BMD Books: Modern first editions, mostly mystery, science fiction and fantasy.
Cromwell Books: Used and rare books in all conditions from reading copies to collectible first editions.
Deiltak.com: Suppliers of modern first editions, particularly UK firsts, in fiction, biography and non-fiction.
Exciting Books: First edition books for sale.
Gembrooks Books: Signed and unsigned modern first editions.
Ken Hebenstreit, Bookseller: First editions of 20th century literature, fiction, mysteries, suspense and fantasy.
Legends Fine and Rare Books: British and American collector quality modern first editions. Specializing in mysteries and thrillers.
Nooks of Books: Graded first editions across a wide range of searchable categories, many signed. Online/offline search services.
Sandstone Books: Modern first editions of fiction books, from 1925 to the present.
Sawtooth Booksellers: Modern first editions of mysteries and fiction and modern literature, including many signed books and uncorrected proofs.
Yesterday's Gallery: Fiction from the early 20th century, including mysteries, fantasy, westerns, and novels into film.