| Business | Phone |
| Turtle Mountain Block Grant Rolla 58367 | (701) 477-6124 |
| Turtle Mountain Chippewa Court Rolla 58367 | (701) 477-6652 |
| Turtle Mountain Dog Pound Rolla 58367 | (701) 477-0546 |
| Turtle Mountain Environmental Rolla 58367 | (701) 477-9560 |
| Turtle Mountain Fema Rolla 58367 | (701) 477-5655 |
| Turtle Mountain Historic Rolla 58367 | (701) 477-9466 |
| Turtle Mountain Housing Rolla 58367 | (701) 477-5653 |
| Turtle Mountain Natural Rsrcs Rolla 58367 | (701) 477-2640 |
| Turtle Mountain Path Program Rolla 58367 | (701) 477-0525 |
| Turtle Mountain Pedorthic Foot Rolla 58367 | (701) 477-0584 |
| Turtle Mountain Property Office Rolla 58367 | (701) 477-2635 |
| Turtle Mountain Resource Officer Rolla 58367 | (701) 477-6501 |
| Turtle Mountain Traffic Safety Rolla 58367 | (701) 477-2655 |
| Turtle Mountain Transportation Rolla 58367 | (701) 477-2650 |
| Turtle Mountain Water Resource Rolla 58367 | (701) 477-2648 |
| Turtle Mountain Workforce Act Rolla 58367 | (701) 477-6011 |
| Turtle Mountain Youth Shelter Rolla 58367 | (701) 477-8612 |
| Turtle Mtn Criminal Invstgtn Rolla 58367 | (701) 477-6136 |