If available, see below for a list of known police frequencies for Sebastian, Texas. Or, navigate to another city or town within Willacy County, to view the local police frequencies.
| Lasara | Los Angeles | Lyford | Lyford South | |
| Port Mansfield | Ranchette Estates | Raymondville | San Perlita | |
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| Santa Monica | Sebastian | Zapata Ranch | ||
Detect police activity and stay ticket-free in Sebastian, Texas with these police radar detectors.