| Business | Phone |
| Lewistown Building Inspector 308 4th Ave S, Lewistown 59457 | (406) 538-2302 |
| Lewistown City Cemetery 133 A St, Lewistown 59457 | (406) 538-8512 |
| Lewistown City Civic Ctr 309 5th Ave S, Lewistown 59457 | (406) 538-3045 |
| Lewistown City Planner 305 W Watson St, Lewistown 59457 | (406) 538-7127 |
| Lewistown Sewage Disposal 202 Metis St, Lewistown 59457 | (406) 538-4430 |
| Lewistown Sewage Disposal 620 Metis St, Lewistown 59457 | (406) 538-3270 |
| Lewistown Water Clerk 305 W Watson St, Lewistown 59457 | (406) 538-2302 |