Here are the list of available 3DS game cheat codes / trainers in GameCheatCode.Org. Click on the name of the game to view the detail of the cheats.

03-06-12   Tekken 3D Prime Edition [3DS]
03-06-12   Thor: God Of Thunder [3DS]
01-20-12   WWE All Stars [3DS]
12-15-11   Skylanders: Spyro’s Adventure [3DS]
12-15-11   Mario Kart 7 [3DS]
11-27-11   Cave Story 3D [3DS]
11-21-11   Super Mario 3D Land [3DS]
07-06-11   The Legend Of Zelda: Ocarina Of Time 3D [3DS]
06-30-11   Resident Evil: The Mercenaries [3DS]
06-25-11   Resident Evil: The Mercenaries [3DS]
06-17-11   Bit.Trip Saga [3DS]
06-17-11   Brain Dead 13 [3DS]
06-17-11   BlazBlue: Continuum Shift 2 [3DS]
06-17-11   The Sims 3 [3DS]
06-17-11   Pokedex 3D [3DS]
06-08-11   Dream Trigger 3D [3DS]
05-31-11   Dead Or Alive: Dimensions [3DS]
04-22-11   Super Monkey Ball 3D [3DS]
04-22-11   AR Games [3DS]
04-22-11   Super Street Fighter 4: 3D Edition [3DS]
04-22-11   Steel Diver [3DS]
04-22-11   Pilotwings Resort [3DS]
04-22-11   Nintendogs + Cats: Toy Poodle And New Friends [3DS]
04-22-11   Nintendogs + Cats: Shiba And New Friends [3DS]
04-22-11   Nintendogs + Cats: Golden Retriever And New Friends [3DS]