The following are known Action Replay Codes for Silent Hill 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

Press [Select] Health Restore
d00bc76c0001
300ba0bd0040
d00bc76c0001
800ba0be0006

0:00:00 Timer
800bcc840000
800bcc860000

Always First Save
800bcada0000