Montana State Of--departmental Listings, Transportation, Maintenance, Columbus 944 E Pike Ave Columbus, MT 59019 Phone : (406) 322-4491 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools Transportation Department 10 Lehman Rd Columbus, MT 59019 Phone : (406) 322-4491 Business Category Port Authorities Montana State Of--transportation, Maintenance 10 Lehmann Rd Columbus, MT 59019 Phone : (406) 322-4491 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools