If available, see below for a list of known police frequencies for Hanover, Illinois. Or, navigate to another city or town within Jo Daviess County, to view the local police frequencies.
| Apple River | East Dubuque | Elizabeth | Galena | |
| Hanover | Menominee | Nora | Scales Mound | |
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| Stockton | Warren | |||
Detect police activity and stay ticket-free in Hanover, Illinois with these police radar detectors.