TV.com: 21 Jump Street
- Episode guide, cast and crew information, user reviews, and forum.
- http://www.tv.com/21-jump-street/show/650/summary.html

Yahoo! Groups: Jumpstreet
- Email list for fan discussion of the series. [Yahoo! registration required.]
- http://tv.groups.yahoo.com/group/jumpstreet/

21 Jump Street Web Site
- Episode guides, news, photo gallery, recurring storylines, theme song, lyrics, mailing list information, cast details, and crew information.
- http://cglass.vinu.edu/21js/21index.html

IMDb: 21 Jump Street
- Cast, crew, and production information, as well as user reviews and forum.
- http://us.imdb.com/title/tt0092312/

21 Jump Street Page 2002
- Contains show overview, cast information, pictures, episode guides, songs, quotes, news, and links.
- http://21jumpstreet.topcities.com

21 Jump Street Fan Fiction Archive
- Large collection of original fan fiction.
- http://h.t.ioki.tripod.com/Archive/21JSArchives_Main.htm