Giwa Local Government Area in Kaduna State uses postal codes ranging from 810104 to 810105.
Here are the postal codes for the towns and districts in Giwa:
Fatika
| Location | Postcode |
| Danhauya | 810104 |
| Fatika | 810104 |
| Gadagau | 810104 |
| Galadimawa | 810104 |
| Idasu | 810104 |
| Iyatawa | 810104 |
| Kadage | 810104 |
| Karau Karau | 810104 |
| Kaya | 810104 |
| Kidandan | 810104 |
| Kundu | 810104 |
| Murai | 810104 |
| Rafin Yashi | 810104 |
| Ruku | 810104 |
| Wazata | 810104 |
| Yakawada | 810104 |
Giwa/Shika
| Location | Postcode |
| Danmahawayi | 810105 |
| Diyo | 810105 |
| Gangara | 810105 |
| Giwa Sabuwa | 810105 |
| Guga | 810105 |
| Kakangi | 810105 |
| Kuringa | 810105 |
| Madara | 810105 |
| Maje | 810105 |
| Makwaye | 810105 |
| Mujedawa | 810105 |
| Panhauya | 810105 |
| Shika | 810105 |
| Tsibiri | 810105 |
| Yalwa | 810105 |