Montana Drug Testing Last updated: May 16, 2022Montana drug testing locations Billings Missoula Great Falls Bozeman Butte-Silver Bow Helena Kalispell Havre Anaconda-Deer Lodge Miles City Belgrade Livingston Laurel Whitefish Lewistown Sidney Glendive Anaconda-Deer Lodge Baker Belgrade Big Timber Billings Bozeman Butte-Silver Bow Choteau Colstrip Columbia Falls Columbus Conrad Cut Bank Deer Lodge Dillon East Helena Forsyth Glasgow Glendive Great Falls Hamilton Hardin Havre Helena Kalispell Laurel Lewistown Libby Ready to learn more or schedule a drug test? First Name * Email * Phone * Service area: USA United States Canada Service Zip Code * Comments Submit Find a drug testing location Alabama Alaska Arizona Arkansas California Colorado Connecticut District of Columbia Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming