| Place | Post Code |
|---|---|
| Pueblo Libre, Huaral | 15200 |
| Puquio, Huaral | 15200 |
| Quisque Alto, Huaral | 15200 |
| Retes, Huaral | 15201 |
| San Antonio, Huaral | 15200 |
| San Francisco, Huaral | 15201 |
| San Luis, Huaral | 15201 |
| San Martin, Huaral | 15200 |
| San Martin de Porres, Huaral | 15202 |
| San Miguel (San Miguel Arcangel), Huaral | 15200 |
| Santa Elena, Huaral | 15200 |
| Santa Rosa, Huaral | 15200 |
| Santisima Cruz de Sacachispas, Huaral | 15200 |
| Sorpresa, Huaral | 15200 |
| Totoral, Huaral | 15200 |
| Tronconal, Huaral | 15200 |
| Tupac Amaru, Huaral | 15200 |
| Vandurria, Huaral | 15200 |