Founded in 1849, Ellis County is one of 254 counties in the state of Texas. Historically, Ellis County was formed from Navarro County. The city of Waxahachie is the county seat. With FIPS code of 139, Ellis County has a population of 202,678 and area of 940 square miles (2,435 km2).
List of all cities in Ellis County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Avalon, TX | 76623 | 214/469/972 |
| Bardwell, TX | 75101 | 214/469/972 |
| Ennis, TX | 75119 | 214/469/972 |
| 75120 | 214/469/972 | |
| Ferris, TX | 75125 | 214/469/972 |
| Forreston, TX | 76041 | 214/469/972 |
| Glenn Heights, TX | 75154 | 214/469/972 |
| Italy, TX | 76651 | 214/469/972 |
| Iverson, TX | 76670 | 214/469/972 |
| Maypearl, TX | 76064 | 214/469/972 |
| Midlothian, TX | 76065 | 214/469/972 |
| Milford, TX | 76670 | 214/469/972 |
| Oak Leaf, TX | 75154 | 214/469/972 |
| Ovilla, TX | 75154 | 214/469/972 |
| Palmer, TX | 75152 | 214/469/972 |
| Red Oak, TX | 75154 | 214/469/972 |
| Waxahachie, TX | 75165 | 214/469/972 |
| 75167 | 214/469/972 | |
| 75168 | 214/469/972 |