| Business | Phone |
| Tribal Eastern Segment Rep Ofc Hc 1 Box 56a, Roseglen 58775 | (701) 743-4244 |
| Three Tribes Road Dept Roseglen 58775 | (701) 743-4311 |
| Three Tribes Senior Citizen Roseglen 58775 | (701) 743-4121 |
| Three Tribes Water Treatment Roseglen 58775 | (701) 743-4293 |