The following are known CodeBreaker Codes for Monster House on Nintendo Game Boy Advance (GBA).

The codes should work with the region specified but may work for other regions as well.

• Master Code
  0000B8EB 000A
  10037A3C 0007
• All Blueprints
  82004736 FFFF
• Max Balloons
  32003E06 0063
• Max Marbles
  32003E0A 0063
• Have 9 Keys
  32003E14 0009
• Max Syrup
  32003E08 0063