US Fish and Wildlife Service - Big Stone National Wildlife Refuge (MN)
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US Fish & Wildlife Service
Big Stone National Wildlife Refuge, MN
Channels
| Channel # | Rx Freq | Rx Tone | Tx Freq | Tx Tone | Description | Confirmation/Re-Confirmation |
| 01 | 164.6250 | 127.3 | 164.6250 | 127.3 | Tactical | |
| 02 | 164.6250 | 127.3 | 172.4000 | 127.3 | Refuge Repeater | |
| 162.2375 | 162.2375 | USFW Tac 1 |