Pottawattamie County, Iowa ZIP Codes
- ZIP records
16 - Cities represented
15 - Sum of listed ZIP population estimates
92,784
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 51503 | Council Bluffs | 37,972 |
| 2 | 51501 | Council Bluffs | 34,618 |
| 3 | 51510 | Carter Lake | 3,767 |
| 4 | 51521 | Avoca | 1,953 |
| 5 | 51559 | Neola | 1,841 |
| 6 | 51560 | Oakland | 1,772 |
| 7 | 51576 | Underwood | 1,769 |
| 8 | 51526 | Crescent | 1,664 |
| 9 | 51575 | Treynor | 1,609 |
| 10 | 51577 | Walnut | 1,561 |
Cities in Pottawattamie County
- Avoca
- Carson
- Carter Lake
- Council Bluffs
- Crescent
- Hancock
- Honey Creek
- Macedonia
- McClelland
- Minden
- Neola
- Oakland
- Treynor
- Underwood
- Walnut
ZIP Directory
- ZIP 51501
- ZIP 51503
- ZIP 51510
- ZIP 51521
- ZIP 51525
- ZIP 51526
- ZIP 51536
- ZIP 51542
- ZIP 51548
- ZIP 51549
- ZIP 51553
- ZIP 51559
- ZIP 51560
- ZIP 51575
- ZIP 51576
- ZIP 51577
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.