There are at least 290 named mountain passes in Montana. MacDonald Pass, Lewis and Clark County, Montana, , el. Marias Pass, Glacier County, Montana, , el. Markle Pass, Sanders County, Montana, , el. McCormack Pass, Madison County, Montana, , el. Meyers Creek Pass, Sweet Grass County, Montana, , el. Mill Creek Pass, Park County, Montana, , el. Miller Saddle, Mineral County, Montana, , el. Milwaukee Pass, Sanders County, Montana, , el. Mink Creek Saddle, Ravalli County, Montana, , el. Minton Creek Pass, Sanders County, Montana, , el. Missouri Cutoff, Carbon County, Montana, , el. Mollman Pass, Lake County, Montana, (Salish: sɫipú sx̣ʷcusi, múlmin sx̣ʷcusi ) , el. Monida Pass, Beaverhead County, Montana, , el. Moose Pass, Meagher County, Montana, , el. Morrisy Coulee Narrows, Wheatland County, Montana, , el. Mud Creek Saddle, Ravalli County, Montana, , el. Muggins Gap, Rosebud County, Montana, , el. Mullan Pass, Mineral County, Montana, , el. Mullan Pass, Powell County, Montana, , el. Muskrat Pass, Flathead County, Montana, , el. Mustard Pass, Madison County, Montana, , el. Nevada Narrows, Meagher County, Montana, , el. Nez Perce Pass, Ravalli County, Montana, , el. Nezperce Pass, Ravalli County, Montana, , el. Observation Pass, Lewis and Clark County, Montana, , el. Packbox Pass, Ravalli County, Montana, , el. Pass of the Winds, Missoula County, Montana, , el. Pete Creek Divide, Beaverhead County, Montana, , el. Piegan Pass, Glacier County, Montana, , el. Pintler Pass, Deer Lodge County, Montana, , el. Piper-Crow Pass, Lake County, Montana, , el. Pipestone Pass (Montana), Silver Bow County, Montana, , el. Pitamakan Pass, Glacier County, Montana, , el. Porcupine Pass, Sanders County, Montana, , el. Porcupine Saddle, Ravalli County, Montana, , el. Price-Peet Divide, Beaverhead County, Montana, , el. Priest Pass, Lewis and Clark County, Montana, , el. Pryor Gap, Big Horn County, Montana, , el. Pyramid Pass, Powell County, Montana, , el. Racetrack Pass, Granite County, Montana, , el. Radersburg Pass, Jefferson County, Montana, , el. Rainbow Lake Pass, Sanders County, Montana, , el. Ralston Gap, Teton County, Montana, , el. Raynolds Pass, Madison County, Montana, , el. Red Eagle Pass, Flathead County, Montana , el. Red Rock Pass, Beaverhead County, Montana, , el. Redgap Pass, Glacier County, Montana, , el. Rocky Gap, Cascade County, Montana, , el. Rogers Pass, Lewis and Clark County, Montana, , el. Rooster Comb, Granite County, Montana, , el. Ross Pass, Fergus County, Montana, , el. Ross