Bonanza Creek Country Ranch Address: 553 Bonanza Creek Rd, Martinsdale, MT 59053 Phone: (800) 476-6045 Hotels & Motels Other Businesses: Mint Bar at 107 Main St, Martinsdale, MT 59053 Crazy Mountain Inn at 112 Main St, Martinsdale, MT 59053 David Voldseth Bonanza Ranch at 256 Bonanza Creek Rd, Martinsdale, MT 59053 Bonanza Creek Country at 523 Bonanza Creek Rd, Martinsdale, MT 59053