| SY23 3ES information | |
|---|---|
| Postcode | SY23 3ES |
| Outward code | SY23 |
| Place | Penrhyncoch |
| Name | Place | Postcode |
|---|---|---|
| Brynhyfryd House, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Bryntirion, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Bysaleg, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Cysgod y Dderwen, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Fredora, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Golygfa, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Gwarcau, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Gwynley, Penrhyncoch | Penrhyncoch | SY23 3ES |
| Y Gelli, Penrhyncoch | Penrhyncoch | SY23 3ES |