If available, see below for a list of known police frequencies for San Ygnacio, Texas. Or, navigate to another city or town within Zapata County, to view the local police frequencies.
| Falcon Lake Estates | Falcon Mesa | Las Palmas | Lopeno | |
| Los Lobos | Medina | Morales Sanchez | New Falcon | |
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| Ramireno | San Ygnacio | Siesta Shores | Zapata | |
Detect police activity and stay ticket-free in San Ygnacio, Texas with these police radar detectors.