Cenarth is a village on the banks of the River Teifi.  Most of the village buildings are on the north bank, in the county of Ceredigion.  However, in addresses, the post office uses the postal town of Newcastle Emlyn and the electral ward is administered as part of Carmarthenshire.

This category is for sites pertaining to and emanating from Cenarth, stretching to the Carmarthenshire parishes of Pen-Boyr in the east, Cilrhedyn in the south, and to the border westward with Abercych, which is across the Afon Cych in Pembrokeshire.  The category includes rural locations north of the village of Cenarth to Llandygwydd and Capel Tgwyd, and eastward to Cwm-cou in Ceredigion.