Aleiro is one of the twenty-one (21) Local Government Areas (LGAs) in Kebbi State, Nigeria, with headquarters is located in the town of Aleiro.
There are several areas located within the LGA that make use of varying postal or zip codes.
Here are the postcodes for Aleiro LGA:
Alero
| Location | Postcode |
| Agwada | 863102 |
| Alelu | 863102 |
| Alero | 863102 |
| Birnin Mallam | 863102 |
| Dangaladima | 863102 |
| Fagada | 863102 |
| Gehuru | 863102 |
| Geza | 863102 |
| Jadadi | 863102 |
| Jan Dutsi | 863102 |
| Jiga Birni | 863102 |
| Jiga Makera | 863102 |
| Katanga | 863102 |
| Kimba | 863102 |
| Magajin Gari | 863102 |
| R/Banwa | 863102 |
| S/Fada | 863102 |
| Tudun Wada | 863102 |
Sabiyel
| Location | Postcode |
| D/ Galadima | 863104 |
| Dakala | 863104 |
| Gumbulu | 863104 |
| Kashin Zama Farafa | 863104 |
| Kashin Zama- | 863104 |
| Nasarawa | 863104 |
| R/ Bauna | 863104 |
| Sabiyel | 863104 |
| U/ Galadima | 863104 |