All safe codes

[ESOS]

The Outskirts safe Code: 03 - 43 - 78, in the underground subway shopping area where you have to sneak past the Clickers.

The safe in Bill's Town Code: 05 - 17 - 21, on the main road with the barricade at the bottom.

The Pittsburgh safe Code: 22 - 10 - 56, in the flooded lobby of the Hotel Grand.

The Suburbs safe Code: 08 - 21 - 36, in the house next to the Ice Cream Truck.

[felixpoop]

Why did you post this? Exploring will give you the codes.

[HH375mag]

You don't even need to find the letters with the codes on. If you are patient and listen to the audio cue, you can hear when you have gone onto a right number.