PsycHumor
Psychology cartoons, articles, and other assorted humor.
http://www.psychumor.com/

Encyclopedia of Psychology Humor
Directory of humorous psychology links.
http://www.psychology.org/links/Resources/Humor/

Psych Jokes
Collection of jokes covering doctors, patients, and graduate students.
http://www.psychjokes.com/

Psycho Humor
Quotes, jokes, cartoons, and stories.
http://www.psychohumor.com/

Off the Mark Psychology Cartoons
Many cartoons by Mark Parisi.
http://www.offthemark.com/psych.htm

On the Psychologist's Couch
A collection of comics based on the artist's experience as a psychotherapist.
http://www.palme.nu/comics

Profession Jokes - Psychology and Psychiatry
A large collection of jokes, all part of a larger indexed professional joke directory.
http://www.workjoke.com/projoke30.htm

PsychFun
Diverse collection of psychology humor.
http://www.psych-central.com/psychfun.htm

Psychology Cartoons by Mark Anderson
Searchable collection of psychology cartoons, part of a larger library of cartoons.
http://www.andertoons.com/psychology_cartoons.php

Shrink-In-A-Box
A humorous computer psychological analysis.
http://www.dreamwv.com/shrink/shrink.html

Social Psychology Humor
Popular cartoons with psychological analysis of their themes.
http://www.units.muohio.edu/psybersite/Humor/index.shtml

Trillian's Psych' Humor
Large collection of jokes and stories.
http://www.fortunecity.com/campus/psychology/781/psycholo.htm

What I Learned
Satire on lessons learned in clinical psychology graduate school.
http://webpages.charter.net/stormking/learned.html

The Lighter Side of Psych
Graduate student, assessment, and clinical jokes.
http://users.erols.com/geary/psychology/

Dr. Mezmer's World of Bad Psychology
A semi-satirical look at modern psychology, with good and bad ideas by Csikszentmihalyi, Lakoff, Dawkins, and Damasio. Dr. Mezmer's site is itself bad science, but it has its amusing moments.
http://flowstate.homestead.com/page1.html