Founded in 1907, Muskogee County is one of 77 counties in the state of Oklahoma. Historically, Muskogee County was formed from Muskogee District of Creek Nation and part of Illinois and Canadian Districts of Cherokee Nation. The city of Muskogee is the county seat. With FIPS code of 101, Muskogee County has a population of 66,146 and area of 814 square miles (2,108 km2).
List of all cities in Muskogee County, OK alphabetically
| City/Town | Postal Code | Area Code |
| Bacone, OK | 74401 | 918 |
| Beland, OK | 74401 | 918 |
| Boynton, OK | 74422 | 918 |
| Braggs, OK | 74423 | 918 |
| 74439 | 918 | |
| Council Hill, OK | 74428 | 918 |
| Fort Gibson, OK | 74434 | 918 |
| Haskell, OK | 74436 | 918 |
| Keefeton, OK | 74401 | 918 |
| Martin, OK | 74401 | 918 |
| McLain, OK | 74401 | 918 |
| Muskogee, OK | 74401 | 918 |
| 74402 | 918 | |
| 74403 | 918 | |
| Oktaha, OK | 74450 | 918 |
| Porum, OK | 74455 | 918 |
| Summitt, OK | 74401 | 918 |
| Taft, OK | 74463 | 918 |
| Wainwright, OK | 74468 | 918 |
| Warner, OK | 74469 | 918 |
| Webbers Falls, OK | 74470 | 918 |
| Wybark, OK | 74401 | 918 |