Fallout 3 keys

Keys in Fallout 3 open specific doors or containers, some of which are inaccessible otherwise. Some keys can be found in the game world, some are in the possession of non-player characters and can be pickpocketed while a few can only be retrieved if their owner has been killed.

Operation: Anchorage
No keys are added by Operation: Anchorage.

Mothership Zeta
No keys are added by Mothership Zeta.