19 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 44460 | Salem | 25,215 |
| 43920 | East Liverpool | 21,462 |
| 44432 | Lisbon | 12,246 |
| 44408 | Columbiana | 10,594 |
| 44413 | East Palestine | 7,228 |
| 43968 | Wellsville | 5,903 |
| 44431 | Leetonia | 4,713 |
| 44445 | New Waterford | 3,237 |
| 43945 | Salineville | 3,095 |
| 44423 | Hanoverton | 2,261 |
| 44634 | Homeworth | 1,886 |
| 44455 | Rogers | 1,838 |
| 44441 | Negley | 1,674 |
| 44625 | East Rochester | 1,039 |
| 44490 | Washingtonville | 744 |
| 44415 | Elkton | 412 |
| 44665 | North Georgetown | 211 |
| 44493 | Winona | 95 |
| 43962 | Summitville | 82 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 19 ZCTAs in Columbiana County, Ohio (US Census).