Llaniestyn is a village in Gwynedd, Wales.
It is situated within the LL53 postcode district, which is within the Pwllheli post town.
LL53 is the only postcode district within the Pwllheli post town.
The Pwllheli post town is within the Llandudno postcode area.
Administrative Ward: Tudweiliog
Administrative District: Gwynedd
Country: Wales
UK Parliament: Dwyfor Meirionnydd