| Business | Phone |
| Child & Family Svc 2525 4th Ave N # 309, Billings 59101 | (406) 657-3120 |
| Child Support Enforcement Div 2121 Rosebud Dr, Billings 59102 | (406) 655-5500 |
| Developmental Disabilities 2121 Rosebud Dr # C1, Billings 59102 | (406) 259-8122 |
| Public Health & Human Svc 1211 Grand Ave, Billings 59102 | (406) 248-4801 |
| Public Health & Human Svc 2121 Rosebud Dr # C, Billings 59102 | (406) 248-4801 |
| Health & Human Svc Dept 2525 4th Ave N, Billings 59101 | (406) 657-3176 |
| Human & Community Svc Dept 111 N 31st St, Billings 59101 | (406) 237-0520 |
| Human & Community Svc Dept 2121 Rosebud Dr # D, Billings 59102 | (406) 655-7634 |