| Frequency | System | FleetID | User | City | State | Sys_Type | Notes | Additional Notes |
| 851.2625 | TUSCOLA COUNTY, MICHIGAN | ** | ** | CARO | MI | LTR | ** | ** |
| 852.2625 | TUSCOLA COUNTY, MICHIGAN | ** | ** | CARO | MI | LTR | ** | ** |
| 853.2625 | TUSCOLA COUNTY, MICHIGAN | ** | ** | CARO | MI | LTR | ** | ** |
| 854.2875 | TUSCOLA COUNTY, MICHIGAN | ** | ** | CARO | MI | LTR | ** | ** |
| 855.2625 | TUSCOLA COUNTY, MICHIGAN | ** | ** | CARO | MI | LTR | ** | ** |