| Locality | Post Code |
|---|---|
| Puerto Nuevo, San Pelayo | 230528 |
| San Francisco, San Pelayo | 230538 |
| San Isidro, San Pelayo | 230528 |
| San Miguel, San Pelayo | 230537 |
| San Pelayo, San Pelayo | 230520 |
| San Rafael, San Pelayo | 230538 |
| Santa Clara, San Pelayo | 230537 |
| Santa Rosa, San Pelayo | 230538 |
| Si Te Gusta, San Pelayo | 230537 |
| Varital, San Pelayo | 230528 |