Founded in 1907, McCurtain County is one of 77 counties in the state of Oklahoma. Historically, McCurtain County was formed from . The city of Idabel is the county seat. With FIPS code of 89, McCurtain County has a population of 30,884 and area of 1,852 square miles (4,797 km2).
List of all cities in McCurtain County, OK alphabetically
| City/Town | Postal Code | Area Code |
| Battiest, OK | 74722 | 580 |
| BB, OK | 74728 | 580 |
| Bethel, OK | 74724 | 580 |
| Brkn Bow, OK | 74728 | 580 |
| Broken Bow, OK | 74728 | 580 |
| Eagletown, OK | 74734 | 580 |
| Garvin, OK | 74736 | 580 |
| Golden, OK | 74737 | 580 |
| Haworth, OK | 74740 | 580 |
| Idabel, OK | 74745 | 580 |
| Millerton, OK | 74750 | 580 |
| Octavia, OK | 74957 | 580 |
| Pickens, OK | 74752 | 580 |
| Ringold, OK | 74754 | 580 |
| Rufe, OK | 74755 | 580 |
| Smithville, OK | 74957 | 580 |
| Tom, OK | 74740 | 580 |
| Valliant, OK | 74764 | 580 |
| Watson, OK | 74963 | 580 |
| Wright City, OK | 74766 | 580 |