Explore details about location Lôn y Deri. Lôn y Deri is a location situated within the Caerphilly alongside other areas such as Castle Court Shopping Centre, Hillside, Tony-y-Felin Road. Additionally, some smaller parts of Lôn y Deri include specific areas like Lon Y Gors, Clos Gwastir, West Avenue adding to the diversity of its landscape.