My own picks, selected from (
http://www.imdb.com/search/title?count=100&genres=animation,comedy&lists=ls004611035&role=nm0810379&runtime=,30&title_type=tv_episode&sort=release_date,asc

Trilogy of Error
Who Shot Mr. Burns (both parts)
Cape Feare
Last Exit to Springfield
Marge vs the Monorail
You Only Move Twice
The Springfield Files
Lisa the Vegetarian
Bart vs Australia
Lisa on Ice
Of the rest of yours, 10/10 to And Maggie Makes Three (maybe closer to 9.5), 9/10 to Itchy and Scratchy Land, Homie the Clown, A Star is Burns, King Size Homer, Homer's Enemy and The City of New York vs. Homer Simpson, and 8/10 to Homer Loves Flanders.
The Angels Have the Phone Box