California clubs
Sacramento Hash House Harriers
River City Rebels Running Club
Front Runners of Sacramento
Sacramento Triathlon Club
Chico
Christian Runners Association
Davis
Grass Valley
Lake & Mendocino Counties

Koinonia Sports & Fitness Association
Redding
Santa Cruz Track Club

Shadowchase Running Club (Modesto)
Stevens Creek Striders (Santa Clara)

 

International clubs
South Australian Road Runner's Club
Atlantic Athletic Club - Cape Town, South Africa
Stockport Harriers & Athletic Club (England)