National Park Service

The National Park Service was a pre-War government agency responsible for the operation of America's many national parks.

Background
Before the war, the National Park Service was founded to manage the United States' many national parks, protected areas, and nature preserves. They had a presence in Zion Canyon and Acadia National Park.

Appearances
The National Park Service appears in the Fallout: New Vegas add-on Honest Hearts and the Fallout 4 add-on Far Harbor.