11 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 83854 | Post Falls | 53,152 |
| 83815 | Coeur D Alene | 39,993 |
| 83814 | Coeur D Alene | 26,640 |
| 83835 | Hayden | 23,581 |
| 83858 | Rathdrum | 19,315 |
| 83801 | Athol | 7,285 |
| 83869 | Spirit Lake | 5,278 |
| 83876 | Worley | 1,467 |
| 83833 | Harrison | 1,414 |
| 83810 | Cataldo | 1,369 |
| 83842 | Medimont | 103 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 11 ZCTAs in Kootenai County, Idaho (US Census).