Argos – Llandudno – Opening Hours & Store Details Argos is found in Mostyn Champneys Retail Park on Conway Road, about a 0.54 mile distance south-east of the centre of Llandudno (near to Ysgol John Bright and Ysgol Craig Y Don). This store serves people chiefly from the neighborhoods of Happy Valley, Bryn Pydew, Llandudno Town Centre, Craig-Y-Don, Queen Elizabeth Court, Deganwy, Llanrhos and Craigside. Here you can see the working hours, store address info and phone number for Argos Llandudno.