| Locality | Post Code |
|---|---|
| Alianza, Alianza | |
| Alto de Jesús, Alianza | |
| Los Amates, Alianza | |
| San Jerónimo, Alianza | |
| San Pedro Calero, Alianza | |
| Sonora, Alianza |
| Valle Postal Codes | |
|---|---|
| San Lorenzo | San Francisco de Coray |
| Nacaome | Langue |
| Goascorán | Caridad |
| Aramecina | Amapala |
| Alianza | |