| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Achupallas, Navarro | B6627 XAD |
| Postal/ZIP Codes in Anasagasti, Navarro | B6607 XAA |
| Postal/ZIP Codes in Esteban Diaz, Navarro | B6607 XAB |
| Postal/ZIP Codes in González Risos, Navarro | B6605 XAB |
| Postal/ZIP Codes in Ingeniero Williams, Navarro | B6605 XAE |
| Postal/ZIP Codes in Juan José Almeyra, Navarro | B6623 |
| Postal/ZIP Codes in Kilometro 116, Navarro | B6605 XAC |
| Postal/ZIP Codes in Kilómetro 117, Navarro | B6603 XAA |
| Postal/ZIP Codes in Kilómetro 83, Navarro | B6605 XAH |
| Postal/ZIP Codes in Kilómetro 90, Navarro | B6605 XAG |
| Postal/ZIP Codes in La Blanqueada, Navarro | B7243 XAF |
| Postal/ZIP Codes in La Victoria Desvio, Navarro | B6627 XAE |
| Postal/ZIP Codes in Las Marianas, Navarro | B6607 |
| Postal/ZIP Codes in Moll, Navarro | B6627 |
| Postal/ZIP Codes in Navarro, Navarro | B6605 |
| Postal/ZIP Codes in Rincon Norte, Navarro | B6605 XAF |
| Postal/ZIP Codes in Sol de Mayo, Navarro | B7243 XAE |