Contact us
To contact a department by e-mail, click the button in the far right column for that department. This will add the department to the contact form displayed in the right pane. Please make sure to fill in a return e-mail address and subject with your message before submitting. For issues concerning the website, please e-mail the IT department. Thank you!
| Office | Phone | Fax | |
|---|---|---|---|
| Aging Services | 1 (406) 454-6990 | 1 (406) 454-6991 | [ E-mail ] |
| City-County Health Department | 1 (406) 454-6950 | 1 (406) 454-6959 | |
| Community Health Care Center | 1 (406) 454-6973 | ||
| Clerk and Recorder | 1 (406) 454-6800 | 1 (406) 454-6703 | [ E-mail ] |
| Clerk of Court | 1 (406) 454-6780 | 1 (406) 454-6907 | [ E-mail ] |
| Commissioners | 1 (406) 454-6810 | 1 (406) 454-6945 | [ E-mail ] |
| Computer Support | 1 (406) 454-6794 | 1 (406) 454-6797 | [ E-mail ] |
| Constable | 1 (406) 454-6899 | ||
| County Attorney | 1 (406) 454-6915 | 1 (406) 454-6949 | [ E-mail ] |
| County DUI Task Force | 1 (406) 727-1353 | ||
| County Extension Service | 1 (406) 454-6980 | 1 (406) 454-6984 | |
| Disaster and Emergency Services | 1 (406) 454-6900 | 1 (406) 454-6903 | [ E-mail ] |
| Elections | 1 (406) 454-6803 | 1 (406) 454-6725 | [ E-mail ] |
| Expo Park (Fairgrounds) | 1 (406) 727-8900 | 1 (406) 452-8955 | |
| Finance Office | 1 (406) 454-6731 | 1 (406) 454-6737 | |
| Geographic Information System | 1 (406) 454-6727 | [ E-mail ] | |
| Human Resources | 1 (406) 454-6739 | 1 (406) 454-6772 | [ E-mail ] |
| IT | 1 (406) 454-6795 | 1 (406) 454-6797 | [ E-mail ] |
| Justice Court | 1 (406) 454-6873 | 1 (406) 454-6877 | |
| Juvenile Detention Center | 1 (406) 454-6930 | 1 (406) 454-6939 | [ E-mail ] |
| Motor Vehicle | 1 (406) 454-6860 | [ E-mail ] | |
| Public Works | 1 (406) 454-6905 | 1 (406) 454-6919 | |
| Building Maintenance | 1 (406) 454-6769 | [ E-mail ] | |
| Fleet Maintenance | 1 (406) 454-6905 | ||
| Planning | 1 (406) 454-6905 | 1 (406) 454-6919 | [ E-mail ] |
| Road and Bridge | 1 (406) 454-6913 | 1 (406) 454-6910 | [ E-mail ] |
| Weed and Mosquito | 1 (406) 454-6920 | 1 (406) 454-6922 | |
| Risk/Safety Management | 1 (406) 454-6813 | [ E-mail ] | |
| Sheriff's Office | 1 (406) 454-6820 | ||
| Solid Waste Services | 1 (406) 761-2545 | ||
| Superintendent of Schools | 1 (406) 454-6776 | 1 (406) 454-6778 | [ E-mail ] |
| Treasurer | 1 (406) 454-6850 | 1 (406) 454-6947 | [ E-mail ] |