| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Akaraba, Gakem | 550108 |
| Postal/ZIP Codes in Akpakpa, Gakem | 550108 |
| Postal/ZIP Codes in Atuana, Gakem | 550108 |
| Postal/ZIP Codes in Ayandie, Gakem | 550108 |
| Postal/ZIP Codes in Betin, Gakem | 550108 |
| Postal/ZIP Codes in Bewo, Gakem | 550108 |
| Postal/ZIP Codes in Gakem, Gakem | 550108 |
| Postal/ZIP Codes in Otukporo, Gakem | 550108 |
| Postal/ZIP Codes in Utugbo, Gakem | 550108 |