| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Cascajales, Etén | 14820 |
| Postal/ZIP Codes in Chiclayo, Etén | 14820 |
| Postal/ZIP Codes in Cienego, Etén | 14820 |
| Postal/ZIP Codes in Eten, Etén | 14821 |
| Postal/ZIP Codes in Matacaballo, Etén | 14820 |
| Postal/ZIP Codes in Villa el Milagro, Etén | 14820 |