This is the top online source for used books of all kinds. They feature over 40 million books, so it's easy to find the book you need - bestsellers, rare books, textbooks, and books discounted up to 90%.

Used book stores

The Book Nook - Privately owned new and used book store.

Mark's New and Used Book Store - Science fiction and fantasy novels.

Elderly Instruments - Music store and mail-order service featuring new and used guitars, basses, amplifiers, effects, banjos, mandolins, fiddles, dulcimers, harmonicas, accordions, bodhrans, and other instruments, an extensive selection of instructional books and videos, plus many hard-to-find CDs and cassettes.

The Last Book Store - Specialises in the selling and trading of used paperback books.

Baker Book House - Christian Book Store with new, damaged, and used books. Featuring a large selection of books for the pastor and theological student.

Ridiculous Book Store - New and used books of all kinds. Pseudonym lookup function, downloadable catalogs, free book searches, open forums.

A Lot of Books - New and used book store and book search.

20th Maine American Civil War Books - New, used, old, out-of-print books on the American Civil War, plus music, videos, software, and patriotic items. Retail store includes a section devoted to World War II.

Concharbooks - Used books in over fifty categories, from first-edition factual books to all types of fiction. A store with a Celtic flavour, including second-hand CDs, videos and online games.

Fireside Books and Tutoring - An eclectic selection of used and rare books, online, by mail, or in the store. Book search and appraisal, tutoring, and editing services.

Jackie's Place - Used craft patterns, books and magazines.

Books For Sale - Used paperback and hard cover books; categorised and searchable store. Contact required for sales outside UK.

Starone Scifi Store - Used science fiction, fantasy and horror books and collectibles.

Book Arbor - Online used rare and out of print book store; specialties include law, history, textbooks, plus used and new Christian books. Located in Sisters, Oregon.

Lost and Bound - Used book store specializing in sci-fi and fantasy, including: MAD, Star Trek, and comic books.

Book Rack On Beaufort Street - Independent book store that specializes in used, out of print and collectable books.

The Book Place - Used book store; lists inventory of Broken Arrow and Sapulpa, Oklahoma locations for used books.

Blazeko Books - Searchable used book store.

Boulands Booksellers - Used book store; hard cover and paperbacks.

Used Text books

Academic Book Services, Inc. - Discount K-12 reconditioned used textbooks, reference materials, workbooks and paperback titles.

Bare Bookz - Buys and sells used textbooks; registration required to enter.

Barnes & Noble - Barnes and Noble buy and sell used textbooks.

The Book Cellar - Specializing in college-level technical books and Christian homeschooling curriculum.

Book Swap - College textbooks exchange; student to student sales.

Bookbyte - Sells college and school textbooks.

Books For Sale - Used University textbooks in mathematics, computer science, chemistry and physics.

Boxwana: Protecting the planet from over priced textbooks! - Boxwana.com is dedicated to providing high quality new and used books. We specialize in college textbooks for any subject.

Buy and Sell University of Phoenix Textbooks - Auction site for buying and selling University of Phoenix Textbooks.

Class Book - Used - and some new - college textbooks. Buyback service based at East Greenbush, NY.

College Book Service - Offering used textbooks, manuals, discount college as well as university books.

The College Cafe - The College Cafe helps you buy and sell your textbooks to other students.

College Textbooks - Sells used and new college textbooks.

CollegeBooksDirect.com - Sells new and used college textbooks at competitive prices. Provides lists of used books to purchase on a college by college basis.

DiscountTextbooks.net - Compare textbook prices for best deal over 50 Bookstores worldwide.

Follet Educational Services - Used textbooks for grades K-12.

Free Book Express - Textbooks and novels, with a 12 site price comparison feature.

MadUnit.com - Madunit.com pairs buyers and sellers up for a specific book at a specific campus. Search by state and institution. A "per book" fee is charged for posting books.

PDX Books - Buy and sell college textbooks as well as compare prices at online bookstores.

Powell's Books - Carries an extensive collection of rare out of print used textbooks, reference materials, and technical titles.

StuBex - Book exchange for US and Canadian college students. Registration required.

Textbooks For Sale - A selection of used college textbooks.

Textbooks4U.com - Textbooks4U provides a forum for students to sell used textbooks to other students. Buyers must email or call the seller. Must pay a fee to register to sell.

TextbookX.com - Buy and sell textbooks and general books online. Used textbooks come from individual sellers. There are no fees to sell books.

University of Phoenix Online Used Course Books - No fee site provides students of the University of Phoenix Online to buy or sell used course books.

U-Swap.com - U-Swap allows university students in Canada to buy and sell used textbooks.

4Zebras.com - New and used Books. Direct inventory or student to student listings.

Used book sales

Evangelical Used Books - Bookstore in Virginia offers online sales and in store browsing.

Books For Sale - Used paperback and hard cover books; categorised and searchable store. Contact required for sales outside UK.

Romance Used Books for Sale - Listed alphabetically for browsing and by major authors. Order by e-mail.

Webbooksuk.com - Offer used and rare books for sale. Includes a comprehensive search function.

Continental Books - Offers a selection of used and out-of-print books for sale. Also offers a variety of original writing, including a newsletter, periodic general essays, and several serial essays on various topics.

Ron Allesi's Magic for Sale - Used, rare, and antique magic for sale, including props, books, and memorabilia.

Books and Other Stuff - Specializing in the sale of first editions, used and rare books, historical documents, and ephemera, artifacts, magazines and newspapers, pictures and photographs by and about African Americans.

International Military Sales Plus - Carries new and used outdoors and survival gear, including BDUs, dog tags, books and manuals, gas masks and MREs.

Books For Sale - Used University textbooks in mathematics, computer science, chemistry and physics.

Second Hand Sale - Exchange, sell or buy used books.

Ed Rogers Rare and Out of Print Books - Used geoscience books for sale.

Merry Hall Books - Second-hand, used books for sale on-line; many categories including craft, gardening, D.I.Y, science, fiction.

Felicity Books - Second-hand, used books for sale on-line. Categories from the rare, spiritual, crime, and fantasy.

Dandy Lion Editions - Used, secondhand, out of print, scholarly and collectable books for sale. May open multiple browser windows.

The Reading Corner - Gently used homeschool books for sale.

Eureka Treasures Rare Records and Books - Online warehouse specializing in sale of used records and books.

Half Price Books - Specializes in the sale of new and used books, music and software. Includes location and information on over 70 retail stores in the US.

Zumabooks.com - Retail and auction sales of new and used books.

Writtenrelics, Used & Rare - Rare, used and out of print books at auction and set sale prices.

Chaucer Head Bookshop - Second-hand (used) books and prints for sale.

Britetec Online Bookshop - New and used books for sale online.

James Drummond - Features sales of new, used, and second-hand Christian books and theology publications.

Books Under Three Bucks - Used science fiction, fantasy, mystery and romance books for sale.

Book Babes - New and used romance books both for sale and trade.

Chpbooks - Secondhand, used, out of print books for sale. Free searches for books also undertaken.

Book Location - Offers searchable index of used books for sale.

Christian Book Exchange - Sales of new and used Christian books, Bibles and Christian music. Site includes reviews.

Marilyn's Books for Sale - Used paperback books, including romances, women's fiction, mysteries, science fiction.

George Washington Taggart's Rare Mormon Books - Listing of used books for sale and books wanted. Online auctions, Mountain Meadows Massacre reading list, and links to publishers.

Used book dealers

Book Hunter Press - Book fair calendar, dealer search capacity, used book market reports, and print and subscription online regional used book lovers' guides.

Antiquarian Book Dealers of Indiana - A guide to used, out-of-print, and rare book sources in the State of Indiana.

Bluntisham Books - Dealers in new and used books on the polar regions, Arctic, Antarctic, whaling, Falkland Islands and Tristan da Cuhna. Publishers of new books on Antarctica.

Used Book Central - Searches the stock of affiliated dealers in the US.

The Little Bookroom - Australian used children's book dealer. Ships internationally. Email order only.

Eyes of the Owl - Used Books - Used book dealer from the Lakes Region of New Hampshire, USA. Stock listed by title, author and topic.

Silver Invicta Books - Dealers in rare and used books specialising in crime detective fiction and modern first editions.

A. W. Rogers - Used book dealer, Specialising in books on business history. Searchable catalogue and shopping cart.

Gravelly Run Antiquarians - Used, out-of-print and rare book dealer. Inventory search, shipping rates, and a map.

Eyes of the Owl - Used book dealer. Browse inventory by author, title, or topic. Search service available.

Commonwealth Books, Inc. - A used, out-of-print, and rare book dealer. We specialize in scholarly and academic books in art, architecture, history, literature, music, philosophy, religion, and theater.

Advanced Creations - New and used knitting machines, consignment magazines, books and videos and new books. Includes dealer locator.