Explore details about location Cefn Coch. Cefn Coch is a location situated within the Radyr & Morganstown alongside other areas such as King's Avenue, Plymouth Dr, Maes y Fioled. Additionally, some smaller parts of Cefn Coch include specific areas like Bryn Rhosyn, Ffordd y Berllan, Bryn Coed adding to the diversity of its landscape.