If available, see below for a list of known fire department frequencies for Medina County in Texas. Or, navigate to your city or town to view your local city and/or fire department frequencies within Medina County, Texas.
| Castroville | Devine | DHanis | Dunlay | |
| Hondo | LaCoste | Lake Medina Shores | Lytle | |
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| Mico | Natalia | Pearson | Rio Medina | |
| San Antonio | Yancey | |||