The following are known Game Genie Codes for EarthBound Zero on Nintendo Entertainment System (NES).

• Start A New Game With $100 Cash
  GTOLETAA
• Start A New Game With $250 Cash
  XYOLETAE
• Start A New Game With About $1000 Cash
  GAOLOTAA
• Start A New Game With About $10,000 Cash
  YZOLOTAA
• Main Character Starts With 99 HP (Instead of 30)
  LTKLUVTP
  LTSLKVTP
• Main Character Starts With 250 HP (Instead of 30)
  XYKLUVTO
  XYSLKVTO
• Main Character Starts With 50 PP (Instead of 8)
  ZLKLSVAA
  ZLSLVVAA
• Main Character Starts With 99 PP (Instead of 8)
  LTKLSVAA
  LTSLVVAA
• Don’t Lose HP (Turn Off When Fighting Robot On Mt. Itoi)
  YEVLSYIA
• Get Mega Experience Points After Battle
  PKOSNXZK
• Infinite PP (PSI)
  OUUXUPOP
• Get Mega Amounts of Cash In Your ATM
  ATSZEYPT
  Note: Be sure not to deposit any funds while this code is active.