Montana Scanner Frequencies
Madison County
| Frequency | CallSign | DBA/Licensee | City |
| 39.5800 | WNNI778 | SHERIDAN, CITY OF | SHERIDAN |
| 39.5800 | WNNI778 | SHERIDAN, CITY OF | SHERIDAN |
| 119.8500 | WQIZ695 | Madison County, Montana | Ennis |
| 122.8000 | KOD2 | State of Montana, Aeronautics | ENNIS |
| 150.9050 | WPZH418 | TITAN INC. | ENNIS |
| 150.9950 | KOA555 | MONTANA DEPARTMENT OF TRANSPOR | VIRGINIA CITY |
| 151.0175 | KOA555 | MONTANA DEPARTMENT OF TRANSPOR | VIRGINIA CITY |
| 151.0325 | KOA555 | MONTANA DEPARTMENT OF TRANSPOR | VIRGINIA CITY |
| 151.0550 | KOA555 | MONTANA DEPARTMENT OF TRANSPOR | VIRGINIA CITY |
| 151.0700 | KOA555 | MONTANA DEPARTMENT OF TRANSPOR | VIRGINIA CITY |
| 151.1300 | KOA555 | MONTANA DEPARTMENT OF TRANSPOR | VIRGINIA CITY |
| 151.1750 | WPYA640 | DNRC, STATE OF MONTANA | BIG SKY |
| 151.1900 | WPYA640 | DNRC, STATE OF MONTANA | BIG SKY |
| 151.2200 | WPYA640 | DNRC, STATE OF MONTANA | BIG SKY |
| 151.2350 | WPYA640 | DNRC, STATE OF MONTANA | BIG SKY |