Illinois Scanner Frequencies
Monroe County
| Frequency | CallSign | DBA/Licensee | City |
| 30.8400 | WPTL694 | SONIC # 4324 | COLUMBIA |
| 31.2400 | WPTL694 | SONIC # 4324 | COLUMBIA |
| 33.1600 | WPTL694 | SONIC # 4324 | COLUMBIA |
| 33.4000 | WPTL694 | SONIC # 4324 | COLUMBIA |
| 35.0200 | WPTL694 | SONIC # 4324 | COLUMBIA |
| 37.2600 | WQKH435 | MONROE COUNTY EMA | WATERLOO |
| 39.5800 | WQKH435 | MONROE COUNTY EMA | WATERLOO |
| 45.4400 | KVJ609 | MONROE, COUNTY OF | WATERLOO |
| 45.4800 | KNCJ429 | MONROE, COUNTY OF | WATERLOO |
| 45.4800 | KVJ609 | MONROE, COUNTY OF | WATERLOO |
| 47.0200 | WPRR686 | State of Illinois- Department | HECKER |
| 47.0200 | WPRS251 | State of Illinois- Department | COLUMBIA |
| 47.1000 | WPRR686 | State of Illinois- Department | HECKER |
| 47.1000 | WPRS251 | State of Illinois- Department | COLUMBIA |
| 47.1400 | WPRS251 | State of Illinois- Department | COLUMBIA |