| SY20 9RT information | |
|---|---|
| Postcode | SY20 9RT |
| Outward code | SY20 |
| Place | Aberllefenni |
| Name | Place | Postcode |
|---|---|---|
| Foelfriog, Aberllefenni | Aberllefenni | SY20 9RT |
| Plas, Aberllefenni | Aberllefenni | SY20 9RT |
| Quarry Offices, Aberllefenni | Aberllefenni | SY20 9RT |
| Rock Cottages, Aberllefenni | Aberllefenni | SY20 9RT |
| Swn y Nant, Aberllefenni | Aberllefenni | SY20 9RT |
| Ty Capel, Aberllefenni | Aberllefenni | SY20 9RT |