Founded in 1907, Pontotoc County is one of 77 counties in the state of Oklahoma. Historically, Pontotoc County was formed from Chickasaw Nation. The city of Ada is the county seat. With FIPS code of 123, Pontotoc County has a population of 38,163 and area of 720 square miles (1,865 km2).
List of all cities in Pontotoc County, OK alphabetically
| City/Town | Postal Code | Area Code |
| Ada, OK | 74820 | 580 |
| 74821 | 580 | |
| Allen, OK | 74825 | 580 |
| Fittstown, OK | 74842 | 580 |
| Fitzhugh, OK | 74843 | 580 |
| Francis, OK | 74844 | 580 |
| Harden City, OK | 74871 | 580 |
| Pontotoc, OK | 74820 | 580 |
| Roff, OK | 74865 | 580 |
| Stonewall, OK | 74871 | 580 |