| McHenry County Frequency List | ||||||||
| Channel - Use | Output | Input | PL DPL NAC | Info | ||||
| Sheriff - Dispatch | 155.7900 | 153.8000 | 146.2 | . | ||||
| Sheriff - Jail | 155.5200 | 154.6500 | 146.2 | . | ||||
| Algonquin Police | 154.7400 | 155.6850 | 162.2 | . | ||||
| Cary Police | 857.2375 | 812.2375 | 192.8 | . | ||||
| Harvard Police | 154.8750 | 155.9100 | 156.7 | . | ||||
| Huntley Police - F1 | 155.4300 | 154.8150 | 67.0 | . | ||||
| Huntley Police - F2 | 155.7525 | 153.9725 | . | . | ||||
| Huntley Police - F3 | 158.8500 | . | 146.2 | . | ||||
| Lake in the Hills Police - F1 | 155.4300 | 154.8150 | 67.0 | . | ||||
| Lake in the Hills Police - F2 | 155.1075 | 158.8875 | 67.0 | . | ||||
| Marengo Police | 154.8750 | 155.9100 | 141.3 | . | ||||
| Woodstock Police | 154.8750 | 155.9100 | 146.2 | . | ||||
| McHenry Police | 159.0900 | 154.0850 | 146.2 [R] | 127.3 3A [T] | ||||
| Crystal Lake / Fox River Grove / Huntley / Lakewood / Lake in the Hills / Oakwood Hills / Crystal Lake Regional Dispatch - Police | 155.7000 | 156.0300 | 146.2 | . | ||||
| I.R.E.A.C.H. | 155.0550 | 155.0550 | CSQ | Wideband | ||||
| Channel - Use | Output | Input | PL DPL NAC | Info | ||||
| County Fire - Dispatch | 154.2500 | 154.2500 | 146.2 | . | ||||
| County Fire - Alternate | 154.3550 | 154.3550 | 146.2 | . | ||||
| County Fire - North - Hebron / Wonder Lake / Spring Grove / Richmond | 151.2575 | 159.3975 | 100.0 | WQAP758 | ||||
| Fireground | 154.3850 | 154.3850 | 146.2 | . | ||||
| Fireground | 153.8300 | 153.8300 | 146.2 | . | ||||
| Crystal Lake Regional Fire - Dispatch | 156.1650 | 153.7400 | 146.2 | . | ||||
| Algonquin / Lake in the Hills Fire | 154.3550 | 159.0450 | 162.2 | . | ||||
| Huntley Fire | 155.4975 | 155.4975 | 71.9 | KBH342 | ||||
| McHenry Township Fire | 154.3850 | 154.3850 | 146.2 | . | ||||
| Nunda Rural Fire - Dispatch | 460.5750 | 465.5750 | 131.8 | . | ||||
| Richmond Township Fire | 154.3550 | 154.3550 | 146.2 | . | ||||
| Woodstock Fire - Dispatch | 154.0100 | 154.0100 | 146.2 | . | ||||
| Woodstock Fire - Enroute | 154.1300 | 150.7750 | 146.2 | . | ||||
| Channel - Use | Output | Input | PL DPL NAC | Info | ||||
| Crystal Lake Park District | 151.2050 | 159.3450 | 146.2 | . | ||||
| Harvard Public Works | 154.0850 | 154.0850 | 156.7 | . | ||||
| Lake in the Hills Public Works | 151.0625 | 153.9350 | . | . | ||||
| McHenry County Conservation | 151.3400 | 159.4650 | 146.2 | . | ||||