If available, see below for a list of known police frequencies for Sioux Center, Iowa. Or, navigate to another city or town within Sioux County, to view the local police frequencies.
| Alton | Boyden | Chatsworth | Granville | |
| Hawarden | Hospers | Hull | Ireton | |
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| Matlock | Maurice | Orange City | Rock Valley | |
| Sioux Center | ||||
Detect police activity and stay ticket-free in Sioux Center, Iowa with these police radar detectors.