The East Entrance to Yellowstone is in Wyoming, and is located 56 miles West of Cody, Wyoming. Enter Yellowstone National Park’s East Entrance by traveling Wy. Highway 14/16/20.
The South Entrance to Yellowstone National Park is in Wyoming and is accessed via Highways 191/89/287 North. Note that Grand Teton National Park, a 26-mile-long national park, is situated just two miles south of Yellowstone Park. (Entrance fees paid to enter Grand Teton National Park are effective for entry into Yellowstone National Park as well.)
The West Entrance to Yellowstone National Park is in Montana and is accessed by Highways 287, 87 or 20. West Yellowstone, Montana, is the nearest town to the park’s West Entrance, located just a half-mile west of the West Entrance.
Enter Yellowstone National Park’s North Entrance, in Montana, via Gardiner, Highway 89. The small town of Gardiner, Mont., marks the North Entrance of Yellowstone.
Enter Yellowstone National Park’s Northeast Entrance, in Montana, via Highways 212 or 291. Cooke City, Mont., is located approximately 2 miles from the Northeast Entrance.