| Locality | Post Code |
|---|---|
| Santa Cecilia, Esquina | W3196 XAQ |
| Santa Isabel, Esquina | W3197 XAN |
| Santa Librada, Esquina | W3196 XBL |
| Santa Rita, Esquina | W3196 XBM |
| Sarandí, Esquina | W3196 XBN |
| Toro Chipay, Esquina | W3197 XBC |
| Tres Bocas, Esquina | W3194 XAC |
| Villa Cristia, Esquina | W3196 XBO |