| Locality | Post Code |
|---|---|
| Calle Nueva, Guazapa | 01125 |
| El Mico, Guazapa | 01125 |
| Guazapa, Guazapa | 01125 |
| Loma De Ramos, Guazapa | 01125 |
| Nance Verde, Guazapa | 01125 |
| Palmira, Guazapa | 01125 |
| Pishishapa, Guazapa | 01125 |
| San Cristóbal, Guazapa | 01125 |
| San Jerónimo, Guazapa | 01125 |
| Santa Bárbara, Guazapa | 01125 |
| Santa Cruz, Guazapa | 01125 |
| Zacamil, Guazapa | 01125 |