Keokuk County, Iowa ZIP Codes
- ZIP records
14 - Cities represented
14 - Sum of listed ZIP population estimates
9,120
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 | 52591 | Sigourney | 2,721 |
| 2 | 52563 | Hedrick | 1,602 |
| 3 | 50268 | What Cheer | 908 |
| 4 | 52585 | Richland | 838 |
| 5 | 52335 | South English | 644 |
| 6 | 52550 | Delta | 552 |
| 7 | 52231 | Harper | 539 |
| 8 | 50136 | Keswick | 376 |
| 9 | 52576 | Ollie | 371 |
| 10 | 52355 | Webster | 283 |
Cities in Keokuk County
- Delta
- Gibson
- Harper
- Hayesville
- Hedrick
- Keswick
- Martinsburg
- Ollie
- Richland
- Sigourney
- South English
- Thornburg
- Webster
- What Cheer
ZIP Directory
- ZIP 50104
- ZIP 50136
- ZIP 50255
- ZIP 50268
- ZIP 52231
- ZIP 52335
- ZIP 52355
- ZIP 52550
- ZIP 52562
- ZIP 52563
- ZIP 52568
- ZIP 52576
- ZIP 52585
- ZIP 52591
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.