The following are known Action Replay Codes for NHL Powerplay 98 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

Home Team: Rad Army All-Stars
30010292002d

Away Team: Rad Army All-Stars
30010293002d

Away Team: Virgin Blasters
30010293002c

Home Team: Virgin Blasters
30010292002c