Here are some links to local toastmasters clubs and relevant websites.

London Toastmasters clubs

For the latest Toastmasters news in London read The London Speaker (and for a full list of clubs in London)
Athenians (Hammersmith)
Berkeley Square Speakers
Canary Wharf Communicators
City of London
London Business School Toastmasters
London Cardinals (Victoria)
Broadgate Speakers (Liverpool Street)
London Communicators (Islington)
London Corinthians (Victoria)
Early Bird Speakers (West End W1)
Excalibur (Nr Goodge Street W1 - Advanced club)
Grosvenor Square Speakers
Harrovians Speakers Club
Holborn Speakers
Meridian Speakers in Greenwich
Northern Lights Speakers (Camden)
NZICA Bank Speakers
London Olympians Speakers Club (South Kensington)
Trojans (Ealing)
West London Speakers (Hammersmith)
Women in Banking and Finance

Toastmasters Links

UK & Ireland District 71 Toastmasters International
Toastmasters International

Local information Links
Local online community websites for the borough
Richmond and Twickenham Times
Best of Richmond – clubs, associations, businesses etc in the borough
London Online
Totally Richmond
Visit Richmond
The Richmond Magazine