This site is one of the very first Hey Arnold! fansites - and it's still one of the most informative sites there are!

Here is another site that has been online since the beginning of the series. Among other things you can find some mp3s and video clips there.

This site provides many interesting articles about the evolution and background of the show as well as a detailed biography of Craig Bartlett. There are also a message board, that's still somewhat active.

A LiveJournal community, which was founded in 2003 and which is still quite active.

Our old MSN Group - now moved to Multiply.

Arnold's Eyes is still being updated from time to time and also has a somewhat active forum. The episode guide on this site is definitely worth a visit.

The first Hey Arnold! Wiki. Here everybody can help gathering infos about the show.

A new HA! project created by a group of fans whose goal it is to release a fan-made sixth season of the show as a comic.

On fanfiction.net you can read many, many HA! fanfics. Most of them are in English but there are some Spanish stories as well.

At deviantart.com you can find tons of great Hey Arnold! fanart.

The webmaster of this site worked as assistent storyboard artist on the last two seasons of the show. Many photographs of the English voice cast and the Nickelodeon Studios grant you a good look behind the scenes.