| SY23 3EW information | |
|---|---|
| Postcode | SY23 3EW |
| Outward code | SY23 |
| Place | Penrhyncoch |
| Name | Place | Postcode |
|---|---|---|
| Berwynfa, Penrhyncoch | Penrhyncoch | SY23 3EW |
| Bodorgan, Penrhyncoch | Penrhyncoch | SY23 3EW |
| Cwmbwa, Penrhyncoch | Penrhyncoch | SY23 3EW |
| Cwm Felin, Penrhyncoch | Penrhyncoch | SY23 3EW |
| Cwm Ywen, Penrhyncoch | Penrhyncoch | SY23 3EW |
| Felin, Penrhyncoch | Penrhyncoch | SY23 3EW |
| Fernlea, Penrhyncoch | Penrhyncoch | SY23 3EW |