Founded in 1867, Trego County is one of 105 counties in the state of Kansas. Historically, Trego County was formed from unorganized area. The city of WaKeeney is the county seat. With FIPS code of 195, Trego County has a population of 2,793 and area of 888 square miles (2,300 km2).
List of all cities in Trego County, KS alphabetically
| City/Town | Postal Code | Area Code |
| Collyer, KS | 67631 | 785 |
| Ogallah, KS | 67656 | 785 |
| Wa Keeney, KS | 67672 | 785 |
| Wakeeney, KS | 67672 | 785 |