If available, see below for a list of known police frequencies for Little Sioux, Iowa. Or, navigate to another city or town within Harrison County, to view the local police frequencies.
| Dunlap | Little Sioux | Logan | Magnolia | |
| Missouri Valley | Modale | Mondamin | Persia | |
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| Pisgah | Woodbine | |||
Detect police activity and stay ticket-free in Little Sioux, Iowa with these police radar detectors.