Rockapella:Official site. Provides history of the group, member profiles, tour dates, discography and photo galleries.
PellaPusher.com: For Rockapella Addicts and their Enablers. Includes concert pictures, and reports of adventures to Rockapella concerts.
Rockapella: TheCelebrityCafe: interview with Jeff Thacher.
Rockapella Paradise: Unofficial and interactive fan site for pictures, goodies, information, concert reviews, and general Rockapella appreciation.
Sixty-Minute-Man: A Rockapella Fan: Collection of Rockapella Mp3s. All sounds are created by the human voice, including the vocal percussion.