Founded in 1804, McKean County is one of 67 counties in the state of Pennsylvania. Historically, McKean County was formed from parts of Lycoming County which was ttached to Centre County until 1814 and to Lycoming County until 1826 for judicial and elective purposes. The city of Smethport is the county seat. With FIPS code of 83, McKean County has a population of 39,941 and area of 984 square miles (2,549 km2).
List of all cities in McKean County, PA alphabetically
| City/Town | Postal Code | Area Code |
| Bradford, PA | 16701 | 814 |
| Crosby, PA | 16724 | 814 |
| Custer City, PA | 16725 | 814 |
| Cyclone, PA | 16726 | 814 |
| Derrick City, PA | 16727 | 814 |
| Duke Center, PA | 16729 | 814 |
| East Kane, PA | 16735 | 814 |
| East Smethport, PA | 16730 | 814 |
| Eldred, PA | 16731 | 814 |
| Gifford, PA | 16732 | 814 |
| Hazel Hurst, PA | 16733 | 814 |
| Kane, PA | 16735 | 814 |
| Keating Summit, PA | 16749 | 814 |
| Kendall Creek, PA | 16701 | 814 |
| Lewis Run, PA | 16738 | 814 |
| Ludlow, PA | 16333 | 814 |
| Mount Jewett, PA | 16740 | 814 |
| Ormsby, PA | 16726 | 814 |
| Point Allegany, PA | 16743 | 814 |
| Port Allegany, PA | 16743 | 814 |
| Rew, PA | 16744 | 814 |
| Rixford, PA | 16745 | 814 |
| Smethport, PA | 16749 | 814 |
| Turtlepoint, PA | 16750 | 814 |
| Westline, PA | 16740 | 814 |