16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 52349 | Vinton | 7,737 |
| 52208 | Belle Plaine | 2,877 |
| 52206 | Atkins | 2,564 |
| 52224 | Dysart | 2,141 |
| 52332 | Shellsburg | 1,612 |
| 52345 | Urbana | 1,609 |
| 52315 | Newhall | 1,339 |
| 52351 | Walford | 1,329 |
| 52209 | Blairstown | 1,158 |
| 52346 | Van Horne | 1,113 |
| 52318 | Norway | 1,099 |
| 52249 | Keystone | 1,060 |
| 52229 | Garrison | 678 |
| 52313 | Mount Auburn | 480 |
| 52354 | Watkins | 420 |
| 52257 | Luzerne | 216 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 16 ZCTAs in Benton County, Iowa (US Census).