4 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 83204 | Pocatello | 18,465 |
| 83211 | American Falls | 6,399 |
| 83212 | Arbon | 388 |
| 83271 | Rockland | 334 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 4 ZCTAs in Power County, Idaho (US Census).