Founded in 1867, Labette County is one of 105 counties in the state of Kansas. Historically, Labette County was formed from Neosho County. The city of Oswego is the county seat. With FIPS code of 99, Labette County has a population of 19,912 and area of 649 square miles (1,681 km2).
List of all cities in Labette County, KS alphabetically
| City/Town | Postal Code | Area Code |
| Altamont, KS | 67330 | 620 |
| Bartlett, KS | 67332 | 620 |
| Chetopa, KS | 67336 | 620 |
| Dennis, KS | 67341 | 620 |
| Edna, KS | 67342 | 620 |
| Labette, KS | 67356 | 620 |
| Mound Valley, KS | 67354 | 620 |
| Oswego, KS | 67356 | 620 |
| Parsons, KS | 67357 | 620 |