The following are known Action Replay Codes for MLB 2000 on Sony Playstation (PS1).

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

Device Compatibility: Action Replay, CodeBreaker & GameShark

Away Team Score 0
3001d4590000

Away Team Score 50
3001d4590032

Home Team Score 0
3001d4160000

Home Team Score 50
3001d4160032

Infinite Creation Points
801e8b28012c
801e8b2c012c