| Business | Phone |
| Nt Municipal & Comm Affairs Trout Lake, Fort Simpson X0E 0N0 | (867) 695-9800 |
| Frest Start Addictions Program Po Box 469, Fort Simpson X0E 0N0 | (867) 695-2715 |
| Nahanni Butte Medical Clinic General Delivery, Fort Simpson X0E 0N0 | (867) 602-2203 |