Alton and Southern
| Railroad | Frequency | Alpha Tag | Description |
|---|---|---|---|
| Alton & Southern | 160.335 | ALS15 | ALS15 Switching |
| Alton & Southern | 160.770 | ALS44 | ALS44 Road/Dispatcher |
| Alton & Southern | 160.905 | ALS53 | ALS53 North Hump |
| Alton & Southern | 161.145 | ALS69 | ALS69 Pulldown |
| Alton & Southern | 161.175 | ALS71 | ALS71 Car Department |
| Alton & Southern | 161.445 | ALS89 | ALS89 South Hump |