The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
Unlock All Missions
500010200000
800A99080001
Unlock All Checkpoints
500013200000
8009F8500001
Unlock All Destructors
500013200000
800A02700001
Unlock All Free Ride Cars
500009200000
800A93D00001
Unlock Turin In Free Ride
8009D9C00001
Unlock All Challenges
800A90780001
50000A200000
8009D7D00001
Unlock Checkpoints-Party Play
500013200000
800A48200001
Unlock Destructors-Party Play
500013200000
800A4AA00001
Unlock Challenges-Party Play
50000A200000
800A4D000001
Infinite Time: The Ambassador’s Car
800F61880000
Infinite Time: Meet Camp Freddie Mission
800F4F880000
Infinite Time: Peaches For Peaches Mission
800F70B80000
Infinite Time: Special Delivery Mission
800F3C940000
Infinite Time: Prison Pals Mission
800F1B200000
Infinite Time: Keeping It Up Mission
800F0C080000
Infinite Time: Big William’s Ride Mission
800F61840000
Infinite Time: Torino Tours Mission
800E7B840000
Infinite Time: Mafia Mania Mission
800F674C0000
Infinite Time: Traffic Tape Caper Mission
800EFA180000
Infinite Time: Interference Mission
800F18D00000
Infinite Time: Convoy Mission
800F82080000
Infinite Time: The Getaway Mission
800F632C0000
Infinite Time: Red, White & Blue Mission
800E81880000
Infinite Time: Home Free Mission
800DAA2C0000