Dishonored: Safe locations and combinations guide
There are several locked safes you will come across in Dishonored. Below are their locations and combinations / pass codes.
Tip: The Art of the Steal Achievement / Art Dealer's safe
In mission 3 (House of Pleasure), Slackjaw will give you the combinaion to the Art Dealer's large safe if you help him. To get the achievement you must rob the safe before he tells you. Get the key to the art dealer's house by helping the woman fight off thugs in the alley on the lower area, or by blinking onto the balcony (where the door is unocked).
The combination for the Art Dealer's safe is 879.
Safe locations and combinations
After escaping, the safe is in the sewers, past where you get the gear/hidden supplies your 'secret allies' leave you in the sewers.
The safe is in Doctor Galvani's House. On the middle floor.
In the Overseer's base, you will find a locked kennel door.
The safe is in the Bunk House in the back yard (at end of mission). You get the combination from listening in to a conversation in the back yard on your way to Samuel. If you neutralise the first guard as you enter, then listen to the guard talk with the civilian, you over hear the combination.
The safe is in the Art Dealer's house house. If you help Slackjaw, you will get the code in his quest. But rob the safe first for The Art of the Steal achievement.
Note: This combination can vary. It might be 167, 696, 679, 138 or 656.
Unconfirmed: The safe is also in the artist's house.
Combination: 696, or 656
The safe is in the second area, 'Drawbridge Way', of the misson. Blink or climb up the building. The safe has a rune in it, so you can follow your heart.
The safe is behind a painting in the destroyed building outside the Sokolov mansion (where the prisoner pen is). If you help the prisoners escape they will tell you where it is and give you the combination.
Inside the building that safe 6 is on the outside of. After getting safe 6, either blink or climb around and go down one floor. The safe is lying on it's back and is unlocked.
The safe is in Lord Regent Hiram Burrows' private quarters (light blue/white master bedroom) in the tower.
The safe is under water in the abandoned building near the start of the second area (where Duad's base is). When walking on the wooden bridge, look down on the left. You can see bubbles coming up above where you need to jump into the water and dive down, following the stairs and though a door, then down another level while under water.
The safe is in Old Port District sewer. It has a Bone Charm inside, so easy to find with your Heart.