| LL57 3LZ information | |
|---|---|
| Postcode | LL57 3LZ |
| Outward code | LL57 |
| Place | Nant Ffrancon |
| Name | Place | Postcode |
|---|---|---|
| Braich Ty Du, Nant Ffrancon | Nant Ffrancon | LL57 3LZ |
| Idwal Cottage Youth Hostel, Nant Ffrancon | Nant Ffrancon | LL57 3LZ |
| Ogwen Cottage, Nant Ffrancon | Nant Ffrancon | LL57 3LZ |