Hill Ranch Oasis 5234 One Hill Rd Mosby, MT 59058 Phone : (406) 429-6801 Ross Elementary School Hc 67 Box 5 Mosby, MT 59058 Phone : (406) 429-6501 Ft Musselshell Outfitters 21 Miles N Hwy 200 Stage Rd Mosby, MT 59058 Phone : (406) 429-2900 Post Office - Mosby 1783 Melstone Rd Mosby, MT 59058 Phone : (406) 429-5621