| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Abacha Barracks, Garki | 900104 |
| Postal/ZIP Codes in Apo, Garki | 900104 |
| Postal/ZIP Codes in Damagaza, Garki | 900104 |
| Postal/ZIP Codes in Dantata, Garki | 900104 |
| Postal/ZIP Codes in Durumi I, Garki | 900104 |
| Postal/ZIP Codes in Durumi II, Garki | 900104 |
| Postal/ZIP Codes in Durumi III, Garki | 900104 |
| Postal/ZIP Codes in Dutse, Garki | 900104 |
| Postal/ZIP Codes in Garki Village, Garki | 900104 |
| Postal/ZIP Codes in Gudu, Garki | 900104 |
| Postal/ZIP Codes in Guzape, Garki | 900104 |
| Postal/ZIP Codes in Kobi, Garki | 900104 |
| Postal/ZIP Codes in Kurumduma, Garki | 900104 |
| Postal/ZIP Codes in NEPA Village, Garki | 900104 |
| Postal/ZIP Codes in Wumba, Garki | 900104 |