- Dulwich Runners
 - Southwark - Details club history, records, newsletter, and more. - Flora London Marathon (4)
- Discover Flora London Marathon, the annual marathon event held in April every year through sites featuring background information, registration details, the racing route, spectator guide, and results of the sporting event founded by the former Olympic champion Chris Basher.
- Hayes and Harlington Road Runners
- Hillingdon - Specialises in distances from 5k to the marathon.
- Highgate Harriers
- Camden - Offers track, field and cross country, and road running for all standards.
- Kent Athletic Club
- Lewisham - Running club in Lewisham area, South East London.
- London Frontrunners
- Westminster - Gay and lesbian running club.
- Run London
- 10k run organised by Nike.
- Serpentine Running Club
- Westminster - Triathlon club located in central London. Offers road, athletics, and cross country runs for all levels, from total beginners to world-class athletes.
- Trent Park Trotters
- Enfield - Running and jogging club for all standards.
- Wimbledon Windmilers
- Merton - Running, jogging, fitness club in London SW19. Social runs, 3 mile races, 5 mile interclub fixtures, speedwork and hill training, 10K races, half-marathon and marathon training.
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