Madison County
| Railroad | Frequency | Alpha Tag | Description |
|---|---|---|---|
| Alton & Southern | 160.335 | ALS15 | ALS15 Gateway |
| Norfolk Southern | 160.35 | NS16 | NS16 Alton District (T&E Line) |
| Union Pacific | 160.410 | UP20 | UP20 Road Pana South |
| Norfolk Southern | 160.440 | NS22 | NS22 Road (Decatur-Poag Jct, ex-Wabash) |
| TRRA | 160.500 | TRRA26 | TRRA26 Road/Dispatcher |
| Union Pacific | 160.560 | UP30 | UP30 Road Pana Sub |
| Port Harbor | 160.680 | PHRR38 | PHRR38 Operations |
| Alton & Southern | 160.710 | ALS40 | ALD40 Lennox |
| Norfolk Southern | 160.950 | NS56 | NS56 Alton District (A&E Line, T&E Line) |
| Norfolk Southern | 161.250 | NS76 | NS76 Alton District (A&E Line) |
| Norfolk Southern | 161.250 | NS76 | 76 NS Road (Former NKP lines) |
| Kansas City Southern | 161.460 | CPKC90 | CPKC90 Road |
| Norfolk Southern | 161.475 | NS91 | NS91 Alton District (A&E Line) |
| Norfolk Southern | 161.490 | NS92 | NS92 Decatur Dispatcher |