| Post Office | Galesburg |
| Division | Knox |
| Pincode | 61401 |
| Post Office | Abingdon |
| Division | Knox |
| Pincode | 61410 |
| Post Office | Knoxville |
| Division | Knox |
| Pincode | 61448 |
| Post Office | Wataga |
| Division | Knox |
| Pincode | 61488 |
| Post Office | Yates City |
| Division | Knox |
| Pincode | 61572 |
| Post Office | Oneida |
| Division | Knox |
| Pincode | 61467 |
| Post Office | Dahinda |
| Division | Knox |
| Pincode | 61428 |
| Post Office | Altona |
| Division | Knox |
| Pincode | 61414 |
| Post Office | Williamsfield |
| Division | Knox |
| Pincode | 61489 |
16 City in Knox | List of Zip Codes Location In Illinois and Your selected County Knox