If available, see below for a list of known police frequencies for Nelson, Illinois. Or, navigate to another city or town within Lee County, to view the local police frequencies.
| Amboy | Ashton | Compton | Dixon | |
| Franklin Grove | Harmon | Lee | Nelson | |
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| Paw Paw | Steward | Sublette | West Brooklyn | |
Detect police activity and stay ticket-free in Nelson, Illinois with these police radar detectors.