The safe codes for the Call of Duty: Modern Warfare 2 campaign are as follows:
- El Sin Nombre safe code: 02-02-19
- Alone safe code 1: 10-10-80
- Alone safe code 2: 37-60-80
To open the safes, players need to enter the correct code. The safes contain useful equipment that can help players complete each missions task. The first safe in the mission "Alone" is inside the coffee shop, and the second safe is located in a workshop office. The safe in the El Sin Nombre mission is located in Diegos room. The safes contain items such as throwing knives, silenced pistols, crossbows, and armor. Opening all three safes will unlock the achievement/trophy called "Gentleman Thief."
