The following are known GameShark Codes for Off-World Interceptor Extreme on Sony Playstation (PS1).
These codes were also known as Action Replay Codes and in most cases will work on both devices.

These codes are for the U.S. version of the game.

• Infinite Money
  800CD878 C6C0
  800CD87A 002D
• Infinite Clones
  800CD876 0163

Note: With the next two codes, only one can be used at a time. If you try to use both, they cancel each other out.

• Infinite Missiles
  800CD872 1E0A
• Infinite Nitros
  800CD870 1E01