CN:
Grim adventures (it was extremely violent and I loved it C:)
Ed Edd n' Eddy (I grew up with it, so I love it)
Nick:
Spongebob Squarepants (same as EEnE)
Disney:
everything on disney is stuff, and they barely have cartoons
Other:
Futurama
Family Guy
Maybe South Park
All of the newer cartoons now are absolute bullstuff. Especially the bullcrap on Disney DX.