| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Gangnai, Mayo-Kalaye | 641124 |
| Postal/ZIP Codes in Kilbawo, Mayo-Kalaye | 641124 |
| Postal/ZIP Codes in Mayo-Kalaye, Mayo-Kalaye | 641124 |
| Postal/ZIP Codes in Nassarawo, Mayo-Kalaye | 641124 |
| Postal/ZIP Codes in Wuro Abbo, Mayo-Kalaye | 641124 |