Founded in 1858, La Salle County is one of 254 counties in the state of Texas. Historically, La Salle County was formed from Bexar County. The city of Cotulla is the county seat. With FIPS code of 283, La Salle County has a population of 6,670 and area of 1,489 square miles (3,856 km2).
List of all cities in LaSalle County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Artesia Wells, TX | 78001 | 830 |
| Cotulla, TX | 78001 | 830 |
| 78014 | 830 | |
| Encinal, TX | 78019 | 956 |
| Fowlerton, TX | 78021 | 830 |
| Los Angeles, TX | 78014 | 830 |