Alien Limerick Generator - what sort of poetry do Little Green Men recite to one another? Find out here.
Asimov Memorial Limerick Contest
Bill Daly's Limericks Page - selection of Daly's writings.
Cybergeezer's Arrested Limericks - the challenge is to write a limerick in which the second line begins: "was arrested . . .".
David Finley's Limerick Pages - topics include double dactyls, Frankenstein, hockey, and Bill Clinton. Also offers a limerick discussion page.
Emory University: The Limerick - discussion of the limerick form.
Frederico Albana's Poet Preserve - A collection and directory of humourous poetry links from around the world, including limericks and haikus.
Funny Limericks - collection of amusing limericks on a variety of topics, plus background information on the form.
Harihara's Limericks - limericks on computers, cricket, Indian politics, the Rotary Club, and daily news.
Josh Space Poetry - explore the vault where Josh keeps his kilobytes of stupidity.
Limerick Garden - features original, clean limericks on a parchment background, based on Galileo's drawings of sunspot observations, dated May 3, 1612.
Limerick o' the Day - your daily dose of spondaic hexameter.
Limericks for Charlemagne - circus-like devolving limericks.
Loony Limericks - collection of poems submitted by surfers, with categories including Favorites, Naughty, Nice, and Not Quite.
Partners-In-Rhyme - daily word definitions embedded in clean, humorous limericks.
Physics Limericks - read winning limericks from the first APS contest, or submit your own.
Quake Limericks
There once was a man from Nantucket... - series of limericks that was discovered in a June 14, 1924 edition of a Nantucket newspaper. Readers are challenged to write their own "chapters."
There was a young man who sent e-mails - collates the incomplete collected limericks of Richard C. Long.
Toast Point Limerick Contest
Tony Davie's Limerick Archive - delighting in political, social, and moral incorrectness, but also offering a laundered limerick archive.
Usenet - alt.jokes.limericks