23 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 55744 | Grand Rapids | 20,469 |
| 56636 | Deer River | 4,679 |
| 55709 | Bovey | 4,314 |
| 55721 | Cohasset | 3,840 |
| 55769 | Nashwauk | 2,520 |
| 56628 | Bigfork | 1,649 |
| 55775 | Pengilly | 1,309 |
| 55753 | Keewatin | 1,197 |
| 55722 | Coleraine | 1,037 |
| 55781 | Side Lake | 847 |
| 55793 | Warba | 676 |
| 55764 | Marble | 504 |
| 56639 | Effie | 393 |
| 56681 | Squaw Lake | 294 |
| 56657 | Marcell | 248 |
| 55742 | Goodland | 222 |
| 55716 | Calumet | 219 |
| 56637 | Talmoon | 182 |
| 55786 | Taconite | 118 |
| 55784 | Swan River | 117 |
| 56680 | Spring Lake | 116 |
| 56659 | Max | 104 |
| 56688 | Wirt | 93 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 23 ZCTAs in Itasca County, Minnesota (US Census).