| Zip Code | City | Population ↓ |
|---|---|---|
| 68739 | Hartington | 2,599 |
| 68771 | Randolph | 1,544 |
| 68745 | Laurel | 1,528 |
| 68736 | Fordyce | 775 |
| 68727 | Coleridge | 686 |
| 68792 | Wynot | 328 |
| 68774 | Saint Helena | 321 |
| 68717 | Belden | 263 |
| 68749 | Magnet | 52 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Cedar County, Nebraska (US Census).