16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 52349 | Vinton | 7,745 |
| 52208 | Belle Plaine | 2,921 |
| 52206 | Atkins | 2,759 |
| 52224 | Dysart | 1,954 |
| 52332 | Shellsburg | 1,638 |
| 52345 | Urbana | 1,636 |
| 52351 | Walford | 1,318 |
| 52315 | Newhall | 1,296 |
| 52249 | Keystone | 1,106 |
| 52346 | Van Horne | 1,070 |
| 52318 | Norway | 1,054 |
| 52209 | Blairstown | 1,043 |
| 52229 | Garrison | 841 |
| 52313 | Mount Auburn | 423 |
| 52354 | Watkins | 329 |
| 52257 | Luzerne | 247 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 16 ZCTAs in Benton County, Iowa (US Census).