Home | Underground Utilities Locating Service | 1 | Montana-dakota Utilities Co Glendive, MT 59330 Phone : (406) 359-3122 Montana Power Co Kalispell, MT 59901 Phone : (406) 751-2210 Billings City Of--public Utilities Department (water & Wastewater Dep, Wastewater Treatment Plant Highway 87 S Billings, MT 59101 Phone : (406) 657-8356 Avista Utilities Mt Highway 200 Noxon, MT 59853 Phone : (406) 847-2212 Elm Locating & Utility Service 1111 E Broadway St Missoula, MT 59802 Phone : (406) 728-9343 One Call Locators 1120 Kensington Ave Missoula, MT 59801 Phone : (406) 549-4780 Ccs Enterprises 1120 Kensington Ave Missoula, MT 59801 Phone : (406) 541-9571 Elm Locating & Service 1208 26th Fort Benton, MT 59442 Phone : (406) 622-3369 North Valley County Water 521 6th St S Glasgow, MT 59230 Phone : (406) 524-3374 Elm Locating & Utility Service 600 Central Ave Great Falls, MT 59401 Phone : (406) 727-4839