Founded in 1846, Cass County is one of 254 counties in the state of Texas. Historically, Cass County was formed from Bowie County. The city of Linden is the county seat. With FIPS code of 67, Cass County has a population of 28,560 and area of 938 square miles (2,429 km2).
List of all cities in Cass County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Atlanta, TX | 75551 | 903/430 |
| Avinger, TX | 75630 | 903/430 |
| Bivins, TX | 75555 | 903/430 |
| Bloomburg, TX | 75556 | 903/430 |
| Carterville, TX | 75563 | 903/430 |
| Domino, TX | 75572 | 903/430 |
| Douglassville, TX | 75560 | 903/430 |
| Galloway, TX | 75551 | 903/430 |
| Hughes Springs, TX | 75656 | 903/430 |
| Kildare, TX | 75562 | 903/430 |
| Lanark, TX | 75572 | 903/430 |
| Lanier, TX | 75563 | 903/430 |
| Linden, TX | 75563 | 903/430 |
| Marietta, TX | 75566 | 903/430 |
| McLeod, TX | 75565 | 903/430 |
| New Colony, TX | 75563 | 903/430 |
| Ofarrell, TX | 75551 | 903/430 |
| Queen City, TX | 75572 | 903/430 |
| Smyrna, TX | 75551 | 903/430 |
| Springdale, TX | 75572 | 903/430 |
| Union Chapel, TX | 75560 | 903/430 |
| Warlock, TX | 75630 | 903/430 |
| Wiggins, TX | 75555 | 903/430 |