Society for a Logo Free TV (Anti-Logo)
Page dedicated to the eradication of channel logos which tell you what channel you're on.

Squash The TV Bugs
Highlighting the problem of constant on-screen logos on British digital television.

The UK Campaign for Logo-Free TV
An active campaign and petition seeking the removal of excessive logos, bugs, dogs, idents, emblems, screen junk, red dots, excess promotions and corporate branding from UK TV programmes.