Willow Creek, MT

ZIP code 59760 is located in the town of Three Forks, Montana. This area is known for its historical significance as the headwaters of the Missouri River and the Lewis and Clark expedition's journey through the area. Important landmarks in this ZIP code include the Headwaters State Park, which marks the confluence of the Jefferson, Madison, and Gallatin Rivers, and the Lewis and Clark Caverns State Park, featuring an extensive cave system.