| Locality | Post Code |
|---|---|
| Canta Rana, Quezalguaque | 22300 |
| Ceiba Chachagua, Quezalguaque | 22300 |
| Colonia Cristo Rey, Quezalguaque | 22300 |
| Corcuera, Quezalguaque | 22300 |
| El Boqueron, Quezalguaque | 22300 |
| La Cascada, Quezalguaque | 22300 |
| La Soledad, Quezalguaque | 22300 |
| Las Mercedes, Quezalguaque | 22300 |
| Los Pacientes I y II, Quezalguaque | 22300 |
| Punta Arena, Quezalguaque | 22300 |
| Punta Caliente, Quezalguaque | 22300 |
| Quezalguaque, Quezalguaque | 22300 |
| San Agustin, Quezalguaque | 22300 |
| Santa Isabel, Quezalguaque | 22300 |
| León Postal Codes | |
|---|---|
| Telica | Santa Rosa del Peñón |
| Quezalguaque | Nagarote |
| León | Larreynaga |
| La Paz Centro | El Sauce |
| El Jicaral | Achuapa |