Serendipity 
"Clique" listing that provides a directory of series-related sites.
http://smallville.gq.nu/The Smallville Webring
Information on membership, form for signing up, and list of sites in ring. Also includes episode guide, cast and crew biographies, interviews, song lyrics, and quotes.
http://t_d_farrin.tripod.com/smallville/
The Ultimate Smallville Webring
Provides links to sites with content related to cast members from the series.
http://j.webring.com/hub?ring=ultimatesmallvil
Web Ring: Smallville
Lists sites with series-related content.
http://u.webring.com/hub?ring=smallvillewebrin
WebRing: Flyboy
Provides links to sites with content related to series characters, fan fiction, and relationships.
http://n.webring.com/hub?ring=flyboy
