Avalon Books - publishing wholesome romance, mystery, and western novels for library subscription plans and individual readers for almost 50 years.
Avon Mystery Books
Black Apollo Press - eco-thrillers and women's mysteries; site includes sample chapters.
Crippen & Landru - publishers of mystery short story collections.
Intrigue Press - publisher of mystery, suspense and adventure.
Mysterious Press - featured authors include Donal E. Westlake, Marcia Muller, and William Marshall.
Newfront Productions - publisher and producer of online mysteries and mystery websites.
Poisoned Pen Press - small book press specializing in reprints of out-of-print mystery novels and new printings of biographies, reference books, and original mysteries.
Prime Crime - mystery newsletter from Putnam Berkley with new books, author interviews and tour information, and much more.
Scorpion Books - publishers of mystery and thriller first editions in fine bindings.
Sounds Like Murder - original, unabridged mysteries only available in audio format.
Write Way Publishing Inc. - concentrates on mystery, soft sci-fi, fantasy and horror.
Yardley Press - selection of mystery and suspense novels published on floppy disk using graphical format that looks and functions like an open book. Free downloadable sampler available.