Updated: September 30 2019

Department of the Interior (DOI)

The Department manages one of every five acres of land in the United States, providing opportunities for wilderness, wildlife protection, recreation, and resource development;
  We supply water for much of the West so that farmers can grow food and people can turn on their taps;
We provide access to energy and minerals so that people can warm and cool their homes, and drive to their jobs;
We honor our special responsibilities to American Indians, Alaska Natives, and affiliated Island communities; and
We protect wildlife and improve the environment.

Primary Address

Department of the Interior (DOI)
1849 C Street, N.W.
Washington, DC 20240
Phone: (202) 208-3100
Web: http://www.interior.gov

Region(s) Served
  • National
Related Programs


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