| Post Office | Cedar Falls |
| Division | Black Hawk |
| Pincode | 50613 |
| Post Office | Waterloo |
| Division | Black Hawk |
| Pincode | 50701 |
| Post Office | Waterloo |
| Division | Black Hawk |
| Pincode | 50702 |
| Post Office | Waterloo |
| Division | Black Hawk |
| Pincode | 50703 |
| Post Office | Evansdale |
| Division | Black Hawk |
| Pincode | 50707 |
| Post Office | La Porte City |
| Division | Black Hawk |
| Pincode | 50651 |
| Post Office | Hudson |
| Division | Black Hawk |
| Pincode | 50643 |
| Post Office | Dunkerton |
| Division | Black Hawk |
| Pincode | 50626 |
| Post Office | Raymond |
| Division | Black Hawk |
| Pincode | 50667 |
9 City in Black Hawk | List of Zip Codes Location In Iowa and Your selected County Black Hawk