Alcohol Treatment Centers Sheridan County, MT Find local alcohol treatment centers in Sheridan County, MT. Click on one of the areas listed below to locate alcohol detox facilities in Montana near you. Archer Big Island Bruces Island Coalridge Comertown Dagmar Daleview Dooley Gull Island Homestead McElroy Medicine Lake Outlook Plentywood Raymond Redstone Reserve Rock Crossing Volmer Westby Youngs Island