Mary Wolf's Guide to Electronic Publishers
- A list of non-subsidy electronic publishers.
- http://www.maryzwolf.com/epub.html

Science, Engineering and Mathematics Publishers
- Contains several listings with links to publishers and vendors, links to other lists, and contact information.
- http://www.acqweb.org/pubr/sci.html

The O'Brien Group of Companies
- Publishers of telephone directories in the Pacific region.
- http://www.edwardhobrien.com.au/

AMR International
- Offer telephone reports that focus on the European markets. Including white and yellow pages.
- http://www.amrinternationalreports.com/

Books A to Z
- Provides both "tools" for and directories of publishing.
- http://www.booksatoz.com/index.htm