If available, see below for a list of known police frequencies for Columbus, Illinois. Or, navigate to another city or town within Adams County, to view the local police frequencies.
| Camp Point | Clayton | Coatsburg | Columbus | |
| Golden | La Prairie | Liberty | Lima | |
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| Loraine | Mendon | Payson | Plainville | |
| Quincy | Ursa | |||
Detect police activity and stay ticket-free in Columbus, Illinois with these police radar detectors.