The telephone books referenced below were available on the World-Wide Web at http://www.aldea.com/ebook/, circa 1998. This seems to no longer be the case. They are still available here.
All of them require support of Portable Document Format (PDF) files in the Web browser, or in an external application started by the browser.
Blue NetPages (36 pages)
blue.pdf [ 472 kb ]
This book contains general information about the Internet, including service providers, Internet growth statistics, country codes, net etiquette, and more.
White NetPages - Businesses (79 pages)
whitebus.pdf [ 848 kb ]
This, and the remaining books, are in 4- and 5-column format in small type, so you'll likely have to use magnification in your PDF viewer to read the text.
White NetPages - Individuals (141 pages)
whiteind.pdf [ 2 MB ]
Yellow NetPages - Commercial (82 pages)
yellcom.pdf [ 764 kb ]
Yellow NetPages - Usenet (134 pages)
yellnews.pdf [ 864 kb ]
This book lists the thousands of Usenet newgroups, with a short description of each.