| Locality | Post Code |
|---|---|
| San Carlos, Larreynaga | 22500 |
| San Claudio, Larreynaga | 22500 |
| San Ildelfonso, Larreynaga | 22500 |
| San Juan Viejo, Larreynaga | 22500 |
| San Pancho, Larreynaga | 22500 |
| San Poncho, Larreynaga | 22500 |
| San Rafael, Larreynaga | 22500 |
| Sanson, Larreynaga | 22500 |
| Santa Rosa de los Parrales, Larreynaga | 22500 |
| Santa Teresa, Larreynaga | 22500 |
| Terrero No. 1, Larreynaga | 22500 |
| Terrero No. 3, Larreynaga | 22500 |
| Tolapa, Larreynaga | 22500 |
| Valle Los Zapatas, Larreynaga | 22500 |
| Veronica Lacayo, Larreynaga | 22500 |
| León Postal Codes | |
|---|---|
| Telica | Santa Rosa del Peñón |
| Quezalguaque | Nagarote |
| León | Larreynaga |
| La Paz Centro | El Sauce |
| El Jicaral | Achuapa |