15 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 44240 | Kent | 37,889 |
| 44266 | Ravenna | 32,301 |
| 44202 | Aurora | 22,857 |
| 44241 | Streetsboro | 18,355 |
| 44260 | Mogadore | 12,733 |
| 44231 | Garrettsville | 8,702 |
| 44255 | Mantua | 7,043 |
| 44201 | Atwater | 6,928 |
| 44272 | Rootstown | 6,064 |
| 44243 | Kent | 5,010 |
| 44234 | Hiram | 4,078 |
| 44288 | Windham | 3,555 |
| 44412 | Diamond | 3,073 |
| 44411 | Deerfield | 2,121 |
| 44285 | Wayland | 97 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 15 ZCTAs in Portage County, Ohio (US Census).