If available, see below for a list of known police frequencies for Napa County in California. Or, navigate to your city or town to view your local city and/or police frequencies within Napa County, California.
| Frequency | Description | Agency | |
|---|---|---|---|
| 154.725 | Napa County Sheriff - Alternate | Napa County Sheriff | |
| 458.9625 | Napa County Sheriff - Alternate | Napa County Sheriff | |
| 151.07 | Napa County Sheriff - Dispatch | Napa County Sheriff | |
| 154.725 | Napa County Sheriff - TAC | Napa County Sheriff | |
| 155.43 | Napa County Sheriff - TAC | Napa County Sheriff |
| American Canyon | Calistoga | Napa | St Helena | |
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| Yountville | ||||
Detect police activity and stay ticket-free in Napa County with these police radar detectors.