Club Name# Registered
    A Snail's Pace 46
    EASY RUNNERS 36
    Inland Empire Running Club 30
    AREC/ A Running Experience Club 20
    SBRT 19
    LA Leggers 18
    Moms Run This Town 18
    Riverside Road Runners 18
    Marathon Maniacs 14
    Pasadena Pacers 13
    Lopers Club 10
    Pankl Racing 10
    LARC- Los Angeles Running Club 9
    Long Beach Galloway 9
    Sole Runners 9
    Cal Coast Track Club 8
    California Cruisers 7
    South Bay Running Team 6
    South Coast RoadRunners 5
    Team Runners High 5
    IERC 4
    AREC 4
    5K and Beyond Running Group 4
    LA Tri Club 3
    100 Mile Club 2.0 3