Karaye Local Government Area in Kano State uses postal codes is 704104.
Here are the postal codes for the towns and districts in Karaye:
| Place/Area | Postal Code |
| Adama | 704104 |
| Barbaji | 704104 |
| Bauni | 704104 |
| Citama | 704104 |
| Dadinkowa | 704104 |
| Danzuwa | 704104 |
| Daura | 704104 |
| Daurawa | 704104 |
| Figi | 704104 |
| Jajaye | 704104 |
| Kalako | 704104 |
| Karaye | 704104 |
| Karshi | 704104 |
| Kumbu Gawa | 704104 |
| Kwanyawa | 704104 |
| Kyari | 704104 |
| Ma | 704104 |
| Nasarawa | 704104 |
| Saunagari | 704104 |
| Tofa | 704104 |
| Turawa | 704104 |
| Ungawar Randi | 704104 |
| Ungwar Alhazawa | 704104 |
| Ungwar Dawa | 704104 |
| Yola | 704104 |