Abenobashi Mahou Shoutengai
Azumanga Daioh
Baka to Test to Shoukanjuu
Bokusatsu Tenshi Dokuro Chan
Chi’s Sweet Home
Great Teacher Onizuka
Girls Bravo
Hanamaru Kindergarten
Hare nochi guu
Hayate no Gotoku
He is my Master
Ichigo Mashimaro
Kamen no Maid Guy
Kanokon
Lucky Star
Makai Senki Disgaea
Ouran High School Host Club
Renkin San Kyuu Magical Pokaan
The first 20 or so episodes of Katekyo Hitman Reborn is hilarious! The anime is pretty long but sadly, it ended a few days ago. Katekyo Hitman Reborn is mainly action but it does manage to fit in alot of comedy!