Coed Wern-porchell (Unclassified).
Grid Reference: SH 63474 71764. Parish: Llanllechid, Caernarfonshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Dinas Porchellyn (Unclassified).
Grid Reference: SH 60700 29513. Parish: Llanfair, Merionethshire
When recorded: . Primary Source: none. Secondary Source: Merionethshire Inventory RCAHMW

K[oed] pen Porchell (Settlement).
Grid Reference: SH 99769 67797. Parish: Llannefydd, Denbighshire
When recorded: 1699. Primary Source: Parochialia 1. Secondary Source: none

Pen-porchell-isaf (Unclassified).
Grid Reference: SH 99355 68056. Parish: Llannefydd, Denbighshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Pen-porchell-uchaf (Unclassified).
Grid Reference: SH 99759 67597. Parish: Llannefydd, Denbighshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Pen-porchell-y-bont (Unclassified).
Grid Reference: SH 99252 67718. Parish: Llannefydd, Denbighshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website