Founded in 1907, Sequoyah County is one of 77 counties in the state of Oklahoma. Historically, Sequoyah County was formed from Sequoyah District and part of Illinois District, Cherokee Nation. The city of Sallisaw is the county seat. With FIPS code of 135, Sequoyah County has a population of 39,508 and area of 674 square miles (1,746 km2).
List of all cities in Sequoyah County, OK alphabetically
| City/Town | Postal Code | Area Code |
| Gans, OK | 74936 | 918 |
| Gore, OK | 74435 | 918 |
| Marble City, OK | 74945 | 918 |
| Moffett, OK | 74946 | 918 |
| Muldrow, OK | 74948 | 918 |
| Roland, OK | 74954 | 918 |
| Sallisaw, OK | 74955 | 918 |
| Vian, OK | 74962 | 918 |