Buji Local Government Area in Jigawa State uses postal codes is 721103.
Here are the postal codes for the towns and districts in Buji:
| Place/Area | Postal Code |
| Ahoto | 721103 |
| Buji-Kudu | 721103 |
| Churban | 721103 |
| Falgeri | 721103 |
| Gantsa | 721103 |
| Jukuma | 721103 |
| Karanjau | 721103 |
| Kawaya | 721103 |
| Madabe | 721103 |
| Tijio | 721103 |
| Y-Tukur | 721103 |