Links
National Organisations
- British Orienteering Federation
- Fell Runners Association
- Long Distance Walkers Association
- Road Runners Club
- 100km Association
Geographically based clubs
- Axe Valley Runners - (Organisers of The Grizzly)
- Benfleet Running Club - (Organisers of the Benfleet 15)
- Compton Harriers - (Organisers of The Compton Downland Challenge)
- Fairlands Valley Spartans - (Organisers of The Fairlands Valley Challenge)
- Marlborough Running Club - (Organisers of Marlborough Downs Challenge)
- Mid Essex Casuals - (Organisers of the Tour of Terling)
- Portsmouth Joggers Club - (Organisers of the Meon Valley Plod)
- Rotherham Harriers - (Organisers of the Rowbotham Round Rotherham)
