Playstation 4U - A collection of cheats and tips for Playstation and Playstation 2 games. - http://www.ps4u.co.uk/
Playstation Cheat Net - Cheats, codes, and walkthroughs for Playstation and Playstation 2. - http://chtserv.dlh.net/chtdb/psxdisp.php?lang=eng&doc=home_eng
PS Cheats - Cheats, codes, and hints. - http://www.pscheats.com/new1/home/default.asp
GOK's Playstation Dungeon - Cheats, codes, reviews, and walkthroughs for PSX as well as PS2. - http://home19.inet.tele.dk/gokssite/