| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Alaiyi-Owerre, Obollo | 471109 |
| Postal/ZIP Codes in Alaiyiama'Umuanu, Obollo | 471109 |
| Postal/ZIP Codes in Umuche, Obollo | 471109 |
| Postal/ZIP Codes in Umucheze, Obollo | 471109 |
| Postal/ZIP Codes in Umuikiti, Obollo | 471109 |
| Postal/ZIP Codes in Umukam, Obollo | 471109 |
| Postal/ZIP Codes in Umuoroma, Obollo | 471109 |
| Postal/ZIP Codes in Umuoso, Obollo | 471109 |
| Postal/ZIP Codes in Umuozuama, Obollo | 471109 |