The ammunition vending machine is a world object in Fallout 76.
The ammunition vending machine is an automated vendor set up by the Responders that can trade with the player character. It sells ammunition including the following:
Along with medical supplies vending machines and vendor bots, the ammunition vending machines can mostly be found at any of the raiders' or Responders' trading posts at several railroad stations across Appalachia:
They can also found in other locations: