| Zip Code | City | Population ↓ |
|---|---|---|
| 45365 | Sidney | 29,336 |
| 45302 | Anna | 4,622 |
| 45845 | Fort Loramie | 3,276 |
| 45306 | Botkins | 2,184 |
| 45334 | Jackson Center | 1,952 |
| 45363 | Russia | 1,893 |
| 45333 | Houston | 1,607 |
| 45340 | Maplewood | 384 |
| 45360 | Port Jefferson | 379 |
| 45353 | Pemberton | 151 |
| 45336 | Kettlersville | 89 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 11 ZCTAs in Shelby County, Ohio (US Census).