Smithfield Airport (Lewistown, MT) MT65 لوحات خرائط قواعد الطيران الآلي
| 6 | KLWT | Lewistown Muni | Lewistown, MT |
| 51 | KHWQ | Wheatland Co | Harlowton, MT |
| 59 | KRPX | Roundup | Roundup, MT |
| 77 | 79S | Fort Benton | Fort Benton, MT |
| 95 | 6S0 | Big Timber At Howard Fld | Big Timber, MT |
