If available, see below for a list of known police frequencies for Waterloo, Iowa. Or, navigate to another city or town within Black Hawk County, to view the local police frequencies.
| Cedar Falls | Dunkerton | Elk Run Heights | Evansdale | |
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| Gilbertville | Hudson | La Porte City | Raymond | |
| Waterloo | ||||
Detect police activity and stay ticket-free in Waterloo, Iowa with these police radar detectors.