Dial GTA-555-0100 (482-555-0100) to restore Niko to full health and a complete complement of ammo.


Dial GUN-555-0150 (486-555-0100) to unlock some seriously heavy new weapons, including an RPG, grenades, a sniper rifle and a surprisingly handy baseball bat.


Dial COP-555-0100 (267-555-0100) to remove Niko's wanted level if you've got too many of Liberty City's finest on your tail.


Dial COP-555-0150 (267-555-0150) to add a star to Niko's wanted level if it's all proving just a bit too easy for your criminal mastermind.


Dial FLY-555-0100 (359-555-0100) to spawn a police helicopter.


Dial HOT-555-0100 (468-555-0100) to change the weather in Liberty City.