| LL41 4TA information | |
|---|---|
| Postcode | LL41 4TA |
| Outward code | LL41 |
| Place | Trawsfynydd |
| Name | Place | Postcode |
|---|---|---|
| Cae'r Ffynnon, Trawsfynydd | Trawsfynydd | LL41 4TA |
| Gwenros, Trawsfynydd | Trawsfynydd | LL41 4TA |
| Hen Becws, Trawsfynydd | Trawsfynydd | LL41 4TA |
| Hen Ysgol, Trawsfynydd | Trawsfynydd | LL41 4TA |
| Isallt, Trawsfynydd | Trawsfynydd | LL41 4TA |