| Trebeath | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Tre-Beferad | class="adr" | The Vale Of Glamorgan | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trebell Green | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treberfydd | class="adr" | Powys | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trebetherick | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trebilcock | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treble's Holford | class="adr" | Somerset | class="note" | | class="note" | |- class="vcard" | class="fn org" | Tre-boeth | class="adr" | Swansea | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treborough | class="adr" | Somerset | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trebudannon | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trebullett | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treburgett | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treburgie | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treburley | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Treburrick | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trebyan | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trecastle | class="adr" | Powys | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trecenydd | class="adr" | Caerphilly | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trecott | class="adr" | Devon | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trecwn | class="adr" | Pembrokeshire | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trecwn | class="adr" | Pembrokeshire | class="note" | | class="note" | |- class="vcard" | class="fn org" | Trecynon | class="adr" | Rhondda, Cynon, Taff | class="note" | | class="note" | |- class="vcard" | class="fn org" | Tredannick | class="adr" | Cornwall | class="note" | | class="note" | |- class="vcard" | class="fn org" | Tredaule