Here are some links to local toastmasters clubs and relevant websites.
Area 35 - Surrey and kent
Bromley Speakers
Croydon Communicators
Epsom Speakers
East Kent Speakers (Cantebury)
Guildford Speakers
Kent Speakers (West Malling)
Mole Valley Speakers (Ashtead)
Speakers of Croydon
Tunbridge Wells Speakers
London Toastmasters clubs
Athenians (Hammersmith)
Berkeley Square
Blitz babblers in Euston
Cardinals (Victoria)
City of London
Communicators (Islington)
Corinthians (Victoria)
Excalibur (Temple - Advanced club)
Grosvenor Square
Harrovians
Holborn
Riverside Communicators in Twickenham
Northern Lights Speakers
Olympians (South Kensington)
Speak Up Speak Out! (Liverpool Street)
Trojans (Ealing)
Toastmasters Links
London toastmasters
UK & Ireland Disrict
Toastmasters International
More toastmasters links