Mike Hogan's Studio Page
Paul Wood's Kenpo Page
Mike Cappi's American Kenpo page
Frank Trejo
Easter Kenpo Karate Society

Keith Gorham's Kenpo
Virginia Martial Arts
The Battleground
Arnis de Mano
Jason B's Kenpo Karate page
Todd Durgan's Kenpo Page
Kenpo Exchange
Oz Kenpo
KenpoNet (UKKD Discussion Forum, the Flame archive, links, etc.)
Alan Cheung's Kenpo Page
Bill Martino's Kenpo page
American Karate System
Martial-Way.com
Nackord Karate
Sakura Martial Arts Supply
Black Belt Life
Learn Karate Now
Progressive Kenpo Systems
Real Sports Network

For a little reading, Black Belt Magazine.