| Post Office | Nampa |
| Division | Canyon |
| Pincode | 83686 |
| Post Office | Caldwell |
| Division | Canyon |
| Pincode | 83605 |
| Post Office | Nampa |
| Division | Canyon |
| Pincode | 83651 |
| Post Office | Nampa |
| Division | Canyon |
| Pincode | 83687 |
| Post Office | Caldwell |
| Division | Canyon |
| Pincode | 83607 |
| Post Office | Middleton |
| Division | Canyon |
| Pincode | 83644 |