| Zip Code | City | Population ↓ |
|---|---|---|
| 68620 | Albion | 2,734 |
| 68660 | Saint Edward | 1,084 |
| 68627 | Cedar Rapids | 829 |
| 68652 | Petersburg | 640 |
| 68655 | Primrose | 108 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 5 ZCTAs in Boone County, Nebraska (US Census).