| Business | Phone |
| Tribal Courts 605 Indian Ave, Poplar 59255 | (406) 768-5557 |
| Us Indian Acquisition 500 Medicine Bear Rd, Poplar 59255 | (406) 768-5112 |
| Us Indian Affairs Bureau Road 803 Court Ave, Poplar 59255 | (406) 768-5307 |
| Us Indian Affairs Detention 701 Court Ave, Poplar 59255 | (406) 768-3406 |
| Us Indian Affairs Facility 702 Court Ave, Poplar 59255 | (406) 768-5281 |
| Us Indian Affairs Range Fire 2750 Industrial Park St, Poplar 59255 | (406) 768-3662 |
| Us Indian Affairs Soil Cnsvtn 1 Government Rd, Poplar 59255 | (406) 768-3928 |
| Us Indian Law Enforcement 500 Medicine Bear Rd, Poplar 59255 | (406) 768-5565 |
| Us Indian Law Enforcement 807 N Court Ave, Poplar 59255 | (406) 768-5565 |
| Spotted Bull Treatment Ctr 603 1/2 Court Ave, Poplar 59255 | (406) 768-5364 |
| Rights Protection 600 Boulevard, Poplar 59255 | (406) 768-5696 |
| Rights Protection Government Rd, Poplar 59255 | (406) 768-5696 |
| Fort Peck Chr Transportation 107 H St E, Poplar 59255 | (406) 768-5301 |
| Fort Peck Tribe Commodity Food Fort Peck Industrial Park, Poplar 59255 | (406) 768-5321 |
| Fort Peck Tribe Criminal Invst Government Rd, Poplar 59255 | (406) 768-5332 |
| Fort Peck Tribe Environmental 802 Assiniboine Ave, Poplar 59255 | (406) 768-5322 |
| Fort Peck Tribe Family Advccy 212 H St E, Poplar 59255 | (406) 768-3726 |
| Fort Peck Tribe Family Advccy 806 Assiniboine, Poplar 59255 | (406) 768-3726 |
| Fort Peck Tribe Foster Home 60 Boulevard, Poplar 59255 | (406) 768-5808 |
| Fort Peck Tribe Mr & I Water Poplar 59255 | (406) 768-5719 |
| Fort Peck Tribe Transportation Industrial Park, Poplar 59255 | (406) 768-3909 |
| Fort Peck Tribe Welfare Reform 600 Boulevard, Poplar 59255 | (406) 768-3321 |
| Fort Peck Tribes 605 Indian Ave, Poplar 59255 | (406) 768-5155 |
| Fort Peck Tribes Child Care 600 Boulevard, Poplar 59255 | (406) 768-5131 |
| Fort Peck Tribes Child Welfare 806 Assiniboine, Poplar 59255 | (406) 768-3330 |
| Fort Peck Tribes Community Svc 600 Boulevard, Poplar 59255 | (406) 768-5810 |
| Fort Peck Tribes Jail 807 Court Ave, Poplar 59255 | (406) 768-5564 |
| Fort Peck Tribes Jtpa 600 Boulevard, Poplar 59255 | (406) 768-5805 |
| Fort Peck Tribes New Program 600 Boulevard, Poplar 59255 | (406) 768-5803 |
| Fort Peck Tribes Prosecutors Poplar 59255 | (406) 768-5825 |
| Fort Peck Tribes Scap 600 Boulevard, Poplar 59255 | (406) 768-5809 |
| Fort Peck Tribes Tero 600 Boulevard, Poplar 59255 | (406) 768-5807 |
| Housing Improvement Program 109 G St E, Poplar 59255 | (406) 768-3560 |
| Individual Indian Monies 1 Government Rd, Poplar 59255 | (406) 768-3288 |