Please find here some useful links in regards to running in England.
https://runtogether.co.uk/
https://www.strava.com/clubs/201517
https://www.parkrun.com/signin/
https://www.parkrun.org.uk/raphael/
https://www.englandathletics.org/
https://ea-registration-check.myathletics.uk/
https://thepowerof10.info/
https://www.englandathletics.org/clubhub/