This system is deprecated, and may no longer be in use or is superseded by another system.
| Category Name | County | Lat | Lon | Range |
|---|---|---|---|---|
| Polk County | Polk | 41.68332 | -93.58355 | 20 |
| Marshall County | Marshall | 42.03332 | -93.00076 | 17 |
| Black Hawk County | Black Hawk | 42.46665 | -92.31685 | 17 |
| Grundy County | Grundy | 42.39998 | -92.8002 | 17 |
| RACOM | 42.06697 | -92.93024 | 60 | |
| Jasper County | Jasper | 41.68332 | -93.0502 | 20 |
| Black Hawk - Waterloo | Black Hawk | 42.49191 | -92.33915 | 5 |
| Black Hawk - Cedar Falls | Black Hawk | 42.53096 | -92.43983 | 5 |