Gwarzo Local Government Area in Kano State uses postal codes is 704101.
Here are the postal codes for the towns and districts in Gwarzo:
| Place/Area | Postal Code |
| Badari | 704101 |
| Baderi | 704101 |
| Dakwara | 704101 |
| Dan Kado | 704101 |
| Dan Madadi | 704101 |
| Dan Nafada | 704101 |
| Dandawa | 704101 |
| Danja | 704101 |
| Dogami | 704101 |
| Fada | 704101 |
| Fadamar Fulani | 704101 |
| Gangare | 704101 |
| Garin Sarki Baka | 704101 |
| Getso | 704101 |
| Gwarzo | 704101 |
| Jaga | 704101 |
| Jama Yan Turu | 704101 |
| Kagon Kura | 704101 |
| Karar Tudu | 704101 |
| Karkari | 704101 |
| Kazoge | 704101 |
| Korkari | 704101 |
| Koyar | 704101 |
| Kutama | 704101 |
| Kwami | 704101 |
| Lakwaya | 704101 |
| Maimika | 704101 |
| Makan Wata | 704101 |
| Mariri | 704101 |
| Marori | 704101 |
| Moda | 704101 |
| Naibi | 704101 |
| Nassarawa | 704101 |
| Ratawa | 704101 |
| Rije (Riji) | 704101 |
| Sabon Birni | 704101 |
| Sabon Gwarzo | 704101 |
| Salihawa | 704101 |
| Tsauni | 704101 |
| Tumfafi | 704101 |
| Ungwar Tudu | 704101 |
| Wari Kado | 704101 |
| Yadau | 704101 |
| Yambashi | 704101 |
| Yangaruza | 704101 |
| Zangarmawa | 704101 |