Association of American Editorial Cartoonists
Full time editorial cartoonists, student cartoonists and others with an interest. Portfolios, awards, and history, especially of Thomas Nast.

Daryl Cagle's Professional Cartoonist Index
A gallery of cartoons chosen by Slate's Daryl Cagle, including his own.

Daryl Cagle's Professional Cartoonists Index
A cartoon potpourri and archive.

Graphics Artists Guild
A "a national union of illustrators, designers, web creators, production artists, surface designers and other creatives who have come together to pursue common goals, share their experience, raise industry standards, and improve the ability of visual creators to achieve satisfying and rewarding careers."

Illustrators' Partnership
Promoting artists' rights to make money on their own work.

Ink and Feathers Comics
Follow the adventures of Terry Freedom, maverick journalist and ace pilot, who works from Freedom Tower in Chicago.

National Cartoonists Society
The association of professional cartoonists. (The first president was Rube Goldberg.) Presents the annual Reuben Awards. Links to rules for syndicates and other groups.

Society of Illustrators
Fine illustration. Based in New York City.

Starving Artists Law
Especially for cartoonists. Links to volunteer lawyers, syndicate contracts, and info on copyright and trademark law.

The Cartoonists Library
Books, videos and gifts related to cartoons.