IITrehenlliw Situated on northern side of road from St David's to Rhodiad, down drive beginning some 300m NE of junction with B4583 from Whitesands Bay.
IITreheslog Farmhouse Picturesquely sited across small lake; reached from lane near Dderw Bridge.
IITreleddyn Isaf/Lower Treleddyn Situated at end of 0.5km drive north from Porthstinian road with junction some 200m E of Rhosson. The western farm of the two at Treleddyn.
IITreleddyn Uchaf Situated about 1km S of Bridell Church, approached by track from Treleddyn Isaf.
IITrephilip Farmhouse Set with its axis N-S on a hilltop site, 300m N of the main Bronllys to Brecon road, and accessed by a farm road. The farm buildings lie immediately N of the house.