| Locality | Post Code |
|---|---|
| La Trinidad, Suchitoto | 01414 |
| Las Delicias, Suchitoto | 01414 |
| Masatepeque, Suchitoto | 01414 |
| Milingo, Suchitoto | 01414 |
| Mirandilla, Suchitoto | 01414 |
| Montepeque, Suchitoto | 01414 |
| Palo Grande, Suchitoto | 01414 |
| Pepeishtenango, Suchitoto | 01414 |
| Potrero Grande, Suchitoto | 01414 |
| San Cristóbal, Suchitoto | 01414 |
| San Francisco, Suchitoto | 01414 |
| San Juan, Suchitoto | 01414 |
| San Lucas, Suchitoto | 01414 |
| Suchitoto, Suchitoto | 01414 |
| Tenango, Suchitoto | 01414 |
| Tres Ceibas, Suchitoto | 01414 |