| LL41 4UN information | |
|---|---|
| Postcode | LL41 4UN |
| Outward code | LL41 |
| Place | Trawsfynydd |
| Name | Place | Postcode |
|---|---|---|
| Fron Oleu Farm, Trawsfynydd | Trawsfynydd | LL41 4UN |
| Maesgraean, Trawsfynydd | Trawsfynydd | LL41 4UN |
| Pen Cafnau, Trawsfynydd | Trawsfynydd | LL41 4UN |
| Sarnlys, Trawsfynydd | Trawsfynydd | LL41 4UN |
| Wern Gron, Trawsfynydd | Trawsfynydd | LL41 4UN |