Pinnacle

Blood Hawks
Game guide, screen shots, background, and enlistment information.
http://www.bloodhawks.com/

The Dark Fallen
Features a forum, screenshots, and history of the group.
http://guildportal.com/Guild.aspx?GuildID=67694&TabID=586620

Defense Force
Member gallery and information on joining.
http://defenseforce.tripod.com/

Fraternity for Freedom
A weblog of screen shots by members of the group.
http://forfreedom.blogspot.com/

The Impossibles
Features a forum, code of conduct, application, and a gallery.
http://www.theimpossibles.org/site/index.php

Portal Defense Force
Presents member listing, forums, and uniform codes.
http://www.guildportal.com/Guild.aspx?GuildID=27317&TabID=245672