British Association of Road Races
- Organisation for promotion and co-ordination of road races in the UK.
- http://www.barr-online.org.uk/

UK Trail Running Association
- Information about TRA membership, forthcoming trail races, the TRA Series of races, and links to other trail running sites.
- http://www.tra-uk.org/

British Milers Club
- Formed in 1963 to promote middle distance running in the UK.
- http://www.britishmilersclub.com/

The Fell Runners Association
- Organisation co-ordinating and promoting fell (i.e. hill/mountain) running in the UK.
- http://www.fellrunner.org.uk/

Road Runners Club of the UK
- National organisation representing all British road runners.
- http://www.roadrunnersclub.org.uk/