If available, see below for a list of known police frequencies for Hummelstown, Pennsylvania. Or, navigate to another city or town within Dauphin County, to view the local police frequencies.
| Berrysburg | Dauphin | Elizabethville | Gratz | |
| Halifax | Harrisburg | Highspire | Hummelstown | |
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| Lykens | Middletown | Millersburg | Paxtang | |
| Penbrook | Pillow | Royalton | Steelton | |
| Williamstown | ||||
Detect police activity and stay ticket-free in Hummelstown, Pennsylvania with these police radar detectors.