The United States District Court for the District of Montana (in case citations, D. Mont.) is the United States District Court whose jurisdiction is the state of Montana (except the part of the state within Yellowstone National Park, which is under the jurisdiction of the United States District Court for the District of Wyoming). The court is located in Billings, Butte, Great Falls, Helena and Missoula. The United States Attorney's Office for the District of Montana represents the United States in civil and criminal litigation in the court.