JustDelete.me - A directory of direct links to delete your account from web services.
BlockParty - Real-time voice chat rooms from the creators of turntable.fm
Deseat.me - Clean up your identity online; easily delete all your online accounts.
CleanSpeak - Keep inappropriate content and trolls out of your community
JustDeleteAccount.com - A directory of direct links to delete your account from web services. Find out how to delete over 800+ Accounts.
Block Together - A useful tool which helps you block trolls on Twitter.