Sonic HQ Contains information on the games, comics, cartoons, downloads, fan fiction, and music. http://www.sonichq.org/

The Sonic Foundation News, information, music, art, and fiction. http://www.sonicfoundation.org/

The GHZ Series history, game zone descriptions and screens, character descriptions and multimedia. http://www.emulationzone.org/fanfare/ghz/index.html

The Sonic Shuffle Space Information on all aspects of the game Sonic Shuffle. http://expage.com/sonichedge

Sonic in Gr Aimed at Greek Sonic players, though information is universal. Includes chat, cheats, and downloads. http://sonic_in_gr.tripod.com/sonicingr/index.html

Sonic Dream Contains information, secrets and glitches on Sonic Adventure. Fan art and fiction is also available. http://www.angelfire.com/games3/sonicdream/index.html

Sonic Oasis Offers information, pictures, music, image galleries, and links. http://www.geocities.com/shadow_da_hedgehog/

Sonic Online 2 Contains character profiles, history, and sprites. http://www.soniconlinesquared.netfirms.com/

Team Artail Fan art gallery, fan fiction, music, sound clips and information on the games and cartoon. http://www.teamartail.com/

Shadow of a Hedgehog Images, music, and resources. http://www.planetdreamcast.com/sonic/sonic.html

The Sonic Stadium News, information, forums and chat. http://www.sonicstadium.org/

SonicVerse Team Online comics, games, art, music, and fan fiction. http://www.sonicverseteam.com

Sonic World Background information on the games and cartoons, MIDIs, and fan creations. http://www.sonicworld.net

Sonicology Prototypes, hacks, cheats, glitches and zone data. http://sonicology.fateback.com/

Sonic Metropolis Game secrets, FAQs, music, and message boards. http://wafonews.netfirms.com/neo-metro/

Sonic Zone Character bios and game data. http://sonikku.com/

The Sonic Center Time Attack competitions and information. http://www.soniccenter.org/

Sonic X Network Message board with off-topic, console, and character discussions. http://s7.invisionfree.com/sonic_x_network/

Sonic Stuff Research Group Includes hacks, cheats, secrets, and utilities. http://shadowsoft.dyndns.org/ssrg/

Sonic Secrets Group Secrets, images, codes, and character biographies. http://ssg.g4m3r.net/