There are 16 zip codes in Pottawattamie County, Iowa. The most populated is 51503, located in Council Bluffs. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 51503 | 37,081 | Council Bluffs |
| 51501 | 35,400 | Council Bluffs |
| 51510 | 3,780 | Carter Lake |
| 51560 | 2,035 | Oakland |
| 51559 | 2,000 | Neola |
| 51576 | 1,960 | Underwood |
| 51521 | 1,857 | Avoca |
| 51575 | 1,663 | Treynor |
| 51526 | 1,560 | Crescent |
| 51577 | 1,326 | Walnut |
| 51553 | 1,100 | Minden |
| 51525 | 1,003 | Carson |
| 51542 | 950 | Honey Creek |
| 51548 | 509 | McClelland |
| 51536 | 418 | Hancock |
| 51549 | 394 | Macedonia |