8 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 44060 | Mentor | 60,257 |
| 44077 | Painesville | 57,947 |
| 44094 | Willoughby | 36,689 |
| 44095 | Eastlake | 32,508 |
| 44057 | Madison | 19,491 |
| 44092 | Wickliffe | 17,476 |
| 44081 | Perry | 6,945 |
| 44045 | Grand River | 564 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 8 ZCTAs in Lake County, Ohio (US Census).