If available, see below for a list of known police frequencies for Rockwall County in Texas. Or, navigate to your city or town to view your local city and/or police frequencies within Rockwall County, Texas.
| Dallas | Fate | Garland | Heath | |
| McLendon Chisholm | Mobile City | Rockwall | Rowlett | |
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| Royse City | Wylie | |||
Detect police activity and stay ticket-free in Rockwall County with these police radar detectors.