| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Owoso, Otukpa | 973105 |
| Postal/ZIP Codes in Ubiegi, Otukpa | 973105 |
| Postal/ZIP Codes in Udegi, Otukpa | 973105 |
| Postal/ZIP Codes in Ugbamaka, Otukpa | 973105 |
| Postal/ZIP Codes in Ugbogwu, Otukpa | 973105 |
| Postal/ZIP Codes in Ugbokpo, Otukpa | 973105 |
| Postal/ZIP Codes in Ukwo, Otukpa | 973105 |
| Postal/ZIP Codes in Umarichi, Otukpa | 973105 |
| Postal/ZIP Codes in Zaria, Otukpa | 973105 |