All Music Guide: Chumbawamba: Profile, related artists, and discography.
Chumbaholic: Includes profile, lyrics, and discography.
Chumbawamba and Me: Fan page with pictures and reviews of gigs in Japan. [Also in Japanese.]
Chumbawamba: Live at Irving Plaza: Concert review from NY Rock.
IndyRock: Chumbawamba: Concert pictures.
Launch.com: Chumbawamba: The band talks about "Tubthumper" and its secret formula. Pictures, links and music clips.
RollingStone.com: Chumbawamba: Includes a biography, discography, photos, articles, videos, links and message board.
Showbusiness: Includes lyrics, interviews, songs in RealAudio format and a complete gig list from 1982 to 1998.
The Chumbawamba Lyrics Page: Lyrics sorted by release date.
The First Church of Chumbawamba: Official band website. The usual stuff (news, discography) is supplemented with links to anarchist websites, a collection of bad reviews they've received, and the like.
The Q-25 Chumbawamba Page: Complete discography, FAQ, pictures and lyrics.