| Zip Code | City | Population ↓ |
|---|---|---|
| 83301 | Twin Falls | 61,291 |
| 83316 | Buhl | 10,335 |
| 83341 | Kimberly | 8,798 |
| 83328 | Filer | 6,167 |
| 83332 | Hagerman | 2,427 |
| 83334 | Hansen | 2,406 |
| 83321 | Castleford | 496 |
| 83302 | Rogerson | 338 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 8 ZCTAs in Twin Falls County, Idaho (US Census).