Safe combination

Safe combination part 1, 2 and 3 are three paper notes in the Fallout 4 add-on Nuka-World.

Location

 * Part 1 is carried by One-Eyed Ike
 * Part 2 is carried by Doc Phosphate
 * Part 3 is carried by the Giddyup Kid

Related quest

 * High Noon at the Gulch