Access Codes: Codes, FAQs, forums, and tips.
Cheatmasters: Cheats, hints, reviews, and forum.
David Dayton's Nintendo Code Book: Codes, hints, tips, tricks, and cheats.
Game Boy Code Center: Tips, codes, and interactions for both the Game Boy and Game Boy Advance.
Game Cheats Central: Includes cheats for GameCube, Super NES, and Game Boy.
Game Tippers: Game Tippers is a site devoted to giving news, reviews, and codes for as many games as possible.
Gamerz Paradise: Cheats and codes.
Kai666 Ultimate: Cheats, hints, and codes.
Nintendo Code Center: Features tips, codes, passwords, Game Shark, and Game Genie codes.
Y2K Codes: Contains codes for Game Boy, Nintendo 64, Super Nintendo, Nintendo Entertainment System, and Virtual Boy.