Founded in Jun 7, 1807, Portage County is one of 88 counties in the state of Ohio. Historically, Portage County was formed from Trumbull County. The city of Ravenna is the county seat. With FIPS code of 133, Portage County has a population of 162,382 and area of 492.39 square miles (1,275 km2).
List of all cities in Portage County, OH alphabetically
| City/Town | Postal Code | Area Code |
| Atwater, OH | 44201 | 330/234 |
| Aurora, OH | 44202 | 330/234 |
| Black Horse, OH | 44266 | 330/234 |
| Brady Lake, OH | 44211 | 330/234 |
| Campbellsport, OH | 44266 | 330/234 |
| Charlestown, OH | 44266 | 330/234 |
| Deerfield, OH | 44411 | 330/234 |
| Diamond, OH | 44412 | 330/234 |
| Drakesburg, OH | 44288 | 330/234 |
| Edinburg, OH | 44272 | 330/234 |
| Freedom, OH | 44288 | 330/234 |
| Garrettsville, OH | 44231 | 330/234 |
| Hiram, OH | 44234 | 330/234 |
| Kent, OH | 44240 | 330/234 |
| 44242 | 330/234 | |
| 44243 | 330/234 | |
| Kent State University, OH | 44242 | 330/234 |
| Mantua, OH | 44255 | 330/234 |
| Mogadore, OH | 44260 | 330/234 |
| Nelson, OH | 44231 | 330/234 |
| North Benton, OH | 44449 | 330/234 |
| Proctor, OH | 44266 | 330/234 |
| Randolph, OH | 44265 | 330/234 |
| Ravenna, OH | 44266 | 330/234 |
| Reminderville, OH | 44202 | 330/234 |
| Rootstown, OH | 44272 | 330/234 |
| Shalersville, OH | 44255 | 330/234 |
| Streetsboro, OH | 44241 | 330/234 |
| Suffield, OH | 44260 | 330/234 |
| Wayland, OH | 44285 | 330/234 |
| Windham, OH | 44288 | 330/234 |
| Yale, OH | 44411 | 330/234 |