| LL41 4HY information | |
|---|---|
| Postcode | LL41 4HY |
| Outward code | LL41 |
| Place | Maentwrog |
| Name | Place | Postcode |
|---|---|---|
| Bryn Derw, Maentwrog | Maentwrog | LL41 4HY |
| Felen Rhyd Fach, Maentwrog | Maentwrog | LL41 4HY |
| Felen Rhyd Fawr, Maentwrog | Maentwrog | LL41 4HY |
| Felen Rhyd Fawr Isaf, Maentwrog | Maentwrog | LL41 4HY |
| Gelli Grin, Maentwrog | Maentwrog | LL41 4HY |
| Power House, Maentwrog | Maentwrog | LL41 4HY |