FIDE Ratings	http://ratings.fide.com/
English Chess Federation	www.englishchess.org.uk
London Chess League	www.londonchess.org.uk/main.php
Central London Chess League	www.oxfordfusion.com/oca/index.cfm?Org=7
London Public Service Chess League	www.oxfordfusion.com/oca/index.cfm?Org=6

Battersea Summer Chess League              https://www.summerchessleague.org.uk/