Game Revolution: NFL GameDay 2002 Cheats - Cheat codes and hints for the Playstation 2 version. - http://www.gamerevolution.com/oldsite/games/codes/ps2/gameday_2002.htm
Game Revolution - Contains cheat codes for the game. (PlayStation) - http://www.gamerevolution.com/oldsite/games/codes/sony/gameday2002.htm
Cheat Code Central - Cheats and GameShark codes. - http://www.cheatcc.com/psx/codes/nflgd2002.html