SETI@home Groups - Official SETI@home groups page. From here you can join a group, create a group, and check group statistics.
PC Format - Joining information, tips, links and news.
Team Ars Technica Lamb Chop - Joining information, tips and links.
AOL Beta Team - Joining information, links and software downloads.
Sidewalk Astronomers - Group of amateur astronomers who share their telescopes with the general public. Joining information, tips and links.
clays.net seti group - Joining information.
The ²³ Group - Joining information, news and links.
Millennium Falcon - Joining information.
SETI UK Network - Directory of some UK groups.
Unity - Group for fans of Julian May, author of the Galactic Milieu Trilogy. Joining information, news, tips and links.
JATA - Joining information and links.
Densitron - Joining information and links.
Patch Free Processing - Group dedicated to the use of patch free SETI@home client software. Joining information, news and links.
S.E.D.U.C.E.R.S. - Joining information.
SETI Scotland - Joining information, news and links.
Geek Alert - Joining information, tips and links.
Scotland's Seti - Joining information, news, statistics and group chat.
Trust No One - X-files based group. Joining information, beginners' FAQ, news, tips and links.
Flinders University - Joining information, news, tips, statistics and links.
Matrox Users - SETI@Home site for Matrox users. Joining information, links, news and member chat.
Lauritsen SETI@home User Group - Danish based group.
Team MacAddict - Macintosh user team. Joining information, links, tips and group chat.
IsraAliens - Team of Israelis and Jews from around the world. With tips and instructions.
Sperantia Team - Project and joining information.