Plumber Headquarters

The Plumbers Headquarters was any location in the universe run by the Plumber these locations are very high tech. Many of these headquarters are located on Earth. Some of these locations are in monuments or based underground.

Fort Knox Base
The Fort Knox Base is one of the oldest headquarters known. The Plumbers used it until they took Vilgax down the first time. Thinking he was dead, they left it. It's now used for storing gold.

Mount Rushmore Base
The Mount Rushmore base has a very large Plumber base inside the mountain. This base had many entrances and appeared to be the central headquarters incorporating many defence features it also had several computer rooms for plumber use. This base had several powerful weapons & also were the Null Void Projector & Sub Energy are stored.

Plumbers Security\Servalence Headquarters
The P.S.S.H was the Headquarters used by the Plumbers in Ben 10: Alien Swarm. This base could be entered through a gas station car repair shop in the back you could open a door and push a button to activate an elavator which would take you to a voice activated command center with a type of hologram technology.

Hardware Store Headquarters
This headquarters was entered through an elevator that can be activated to high an elevator which could be used to reach lower levels this hq was full of pipes and seemed to be a center for pipes under the city it held the hands of armegeddon which when attacked could cause natural disasters.

Ben 10,000 Headquarters
Is Ben's base in the future and was presumably used by some plumbers. It is located near Mount Rushmore.

Plumber's training satelite
The base were Plumber's train plumber helpers.