Founded in 1858, Wilbarger County is one of 254 counties in the state of Texas. Historically, Wilbarger County was formed from Bexar County. The city of Vernon is the county seat. With FIPS code of 487, Wilbarger County has a population of 12,731 and area of 971 square miles (2,515 km2).
List of all cities in Wilbarger County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Chillicothe, TX | 79247 | 940 |
| Harrold, TX | 76364 | 940 |
| Odell, TX | 79247 | 940 |
| Oklaunion, TX | 76373 | 940 |
| Vernon, TX | 76384 | 940 |
| 76385 | 940 |