Nudelman Rare Books
- English and American Literature, Art Nouveau, Children's books, Victorian and Pre-Raphaelite rare books. Requires acrobat reader.
- http://www.nudelmanbooks.com/

No Garbage Books
- Includes a search feature, links to other book sites, and local history.
- http://www.nogarbagebooks.com/

Naomi Symes
- Books on social history and women's history; out-of-print, antiquarian and in-print titles.
- http://www.naomisymes.com/

Netsifters
- Antique, old, first edition, author inscribed, rare, limited edition, scarce, small press, out of print, remainders, and used books organized into many categories.
- http://home.earthlink.net/~netsifters/

Noonan's Books
- First editions and rare books.
- http://www.noonansbooks.com/

Newport Book Store
- Fine, new and rare books, specializing in Americana, military history, intelligence and espionage, with an emphasis on the American Revolution.
- http://www.nptbooks.com/