| Frequency | System | FleetID | User | City | State | Sys_Type | Notes | Additional Notes |
| 856.8125 | EAST RIVER ELECTRIC POWER | ** | ** | PIERRE | SD | ** | ** | ** |
| 857.8125 | EAST RIVER ELECTRIC POWER | ** | ** | PIERRE | SD | ** | ** | ** |
| 859.8125 | EAST RIVER ELECTRIC POWER | ** | ** | PIERRE | SD | ** | ** | ** |