| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Picada San Javier, Leandro N. Alem | N3315 XAK |
| Postal/ZIP Codes in Picada Sur Mecking, Leandro N. Alem | N3315 XAL |
| Postal/ZIP Codes in Villa Inta, Leandro N. Alem | N3313 XAB |
| Postal/ZIP Codes in Villa Libertad, Leandro N. Alem | N3315 XAM |