If available, see below for a list of known police frequencies for Niantic, Illinois. Or, navigate to another city or town within Macon County, to view the local police frequencies.
| Argenta | Blue Mound | Decatur | Forsyth | |
| Harristown | Long Creek | Macon | Maroa | |
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| Mount Zion | Niantic | Oreana | Warrensburg | |
Detect police activity and stay ticket-free in Niantic, Illinois with these police radar detectors.