Dentist in Porthmadog, Wales The most extensive list of Dentist in Porthmadog, Wales Edwards Dr I Porthmadog, Wales Dentist Detail Address: 15 Snowdon Street, Porthmadog, Wales LL49 9BT . Phone: +44 1766 515151. Types of specialists in Porthmadog, Wales Accounting Car repair Dentist Doctor Electrician General contractor Lawyer Painter Plumber Real estate agency Veterinary care