Kachia Local Government Area in Kaduna State uses postal codes ranging from 802101 to 802157.
Here are the postal codes for the towns and districts in Kachia:
Ankwa
| Location | Postcode |
| Ankwa | 802156 |
| Ankwa Kudu | 802156 |
| Gora | 802156 |
| Maid Iddo | 802156 |
| Parci | 802156 |
Awon
| Location | Postcode |
| Akwana | 802157 |
| Akwando | 802157 |
| Anturu | 802157 |
| Awon | 802157 |
Bishini
| Location | Postcode |
| A&B | 802102 |
| Ariko | 802102 |
| Badoko | 802102 |
| Bishini | 802102 |
| Daddu | 802102 |
| Ingili | 802102 |
| K/Iya | 802102 |
| Kateri | 802102 |
| Kurutu | 802102 |
Doka
| Location | Postcode |
| Akilhu | 802118 |
| Anfu | 802118 |
| Doka | 802118 |
| Rigana | 802118 |
Kachia
| Location | Postcode |
| Adage | 802101 |
| Jodu | 802101 |
| Kachia | 802101 |
| Sakwai | 802101 |
Kurmin Mazuga
| Dabarga | 802155 |
| Gumel | 802155 |
| Kurmin baba | 802155 |
| Mafoa fadia | 802155 |
Sabon Sarki
| Location | Postcode |
| Cyani | 802117 |
| Gidan Mana | 802117 |
| Gidan Tagwai | 802117 |
| Jaban Kogo | 802117 |
| Kurin Musa | 802117 |
| Kwaturu | 802117 |
| Sabon Sarki | 802117 |