If available, see below for a list of known police frequencies for Westfield, Iowa. Or, navigate to another city or town within Plymouth County, to view the local police frequencies.
| Akron | Brunsville | Craig | Hinton | |
| Kingsley | Le Mars | Merrill | Oyens | |
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| Remsen | Struble | Westfield | ||
Detect police activity and stay ticket-free in Westfield, Iowa with these police radar detectors.