| Locality | Post Code |
|---|---|
| 4 de Febrero, General López | S2732 XAA |
| Aarón Castellanos, General López | S6106 XAE |
| Amenábar, General López | S6103 |
| Boca P 25, General López | S2600 XAB |
| Cafferata, General López | S2643 |
| Caminera General López, General López | S2720 XAA |
| Campo Quirno, General López | S2607 XAA |
| Cañada del Ucle, General López | S2635 |
| Carlos Dose, General López | S2635 XAA |
| Carmen, General López | S2618 |
| Carreras, General López | S2729 |
| Chapuy, General López | S2603 |
| Chateaubriand, General López | S2600 XAC |
| Chovet, General López | S2633 |
| Colonia Morgan, General López | S2609 XAA |
| Colonia Santa Lucía, General López | S2609 XAB |
| Cora, General López | S2631 XAA |
| Coronel Roseti, General López | S6106 XAA |
| Diego de Alvear, General López | S6036 |
| Dúrham, General López | S2631 XAB |
| El Alberdon, General López | S6106 XAF |
| El Cantor, General López | S2643 XAA |
| El Jardín, General López | S2732 XAB |
| El Refugio, General López | S6103 XAC |
| Elortondo, General López | S2732 |
| Encadenadas, General López | S2607 XAB |