If available, see below for a list of known police frequencies for Hudson County in New Jersey. Or, navigate to your city or town to view your local city and/or police frequencies within Hudson County, New Jersey.
| Bayonne | East Newark | Guttenberg | Harrison | |
| Hoboken | Jersey City | Kearny | Secaucus | |
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| Union City | West New York | |||
Detect police activity and stay ticket-free in Hudson County with these police radar detectors.