Founded in 1870, Delta County is one of 254 counties in the state of Texas. Historically, Delta County was formed from Hopkins County and Lamar County. The city of Cooper is the county seat. With FIPS code of 119, Delta County has a population of 5,392 and area of 277 square miles (717 km2).
List of all cities in Delta County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Ben Franklin, TX | 75415 | 903/430 |
| Cooper, TX | 75432 | 903/430 |
| Enloe, TX | 75441 | 903/430 |
| Klondike, TX | 75448 | 903/430 |
| Lake Creek, TX | 75450 | 903/430 |
| Pecan Gap, TX | 75469 | 903/430 |