If available, see below for a list of known police frequencies for Gardner, Illinois. Or, navigate to another city or town within Grundy County, to view the local police frequencies.
| Braceville | Carbon Hill | Coal City | Diamond | |
| Dwight | East Brooklyn | Gardner | Godley | |
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| Kinsman | Mazon | Minooka | Morris | |
| Seneca | South Wilmington | Verona | ||
Detect police activity and stay ticket-free in Gardner, Illinois with these police radar detectors.