| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Aiyetoro, Eti-Oni | 233113 |
| Postal/ZIP Codes in Ajido, Eti-Oni | 233113 |
| Postal/ZIP Codes in Alarere, Eti-Oni | 233113 |
| Postal/ZIP Codes in Eti-Oni, Eti-Oni | 233113 |
| Postal/ZIP Codes in Faro, Eti-Oni | 233113 |
| Postal/ZIP Codes in Itaapa, Eti-Oni | 233113 |
| Postal/ZIP Codes in Odogbo, Eti-Oni | 233113 |
| Postal/ZIP Codes in Olowu, Eti-Oni | 233113 |