Fan site includes character biographies and pictures.

A Hey Arnold fan site featuring a comprehensive episode guide and several links.

Official site with episode descriptions, sounds, pictures, and character bios.

A site with photos of the Nickelodeon animation studio and the "Hey Arnold" cast. Artwork too.

Fan site with fan art and fiction, character descriptions, icons, and other information.

Shrine to Helga Pataki from Nickelodeons "Hey Arnold!".

Comprehensive fan site with forum, chat room, complete episode guide, trivia and games.