| St. Wenn |
| St. Winnolls |
| Stamford Hill |
| Stenalees |
| Stibb |
| Sticker |
| Stithians |
| Stoke Climsland |
| Stoketon |
| Stourscombe |
| Stratton |
| Summercourt |
| Swanpool |
| Sweetshouse |
| Talland Bay |
| Talskiddy |
| Tamar View Industrial Estate |
| Tehidy |
| Temple |
| The Lizard |
| The Packet Quays |
| Threemilestone |
| Tideford |
| Tideford Cross |
| Tintagel |
| Tolgus |
| Tolgus Mount |
| Tolskithy |
| Tolvaddon |
| Tor Hill |
| Torpoint |
| Towednack |
| Townshend |
| Trannack |
| Treator |
| Trebarber |
| Trebartha |
| Trebarwith Strand |
| Trebetherick |
| Trebudannon |
| Trebullett |
| Treburgie Water |
| Treburley |
| Trebursye |
| Trecarne |
| Trecombe |
| Tredarvah |
| Tredavoe |
| Tredethy |
| Tredinnick |
| Tredinnick Pits |
| Treesmill |
| Trefrew |
| Trefula |
| Tregada |
| Tregadillett |
| Tregarland Bridge |
| Tregaswith |
| Tregatta |
| Tregavethan |
| Tregeare |
| Tregenna |
| Treglasta |
| Tregonetha |
| Tregony |
| Tregoodwell |
| Tregorrick |
| Tregrehan Mills |
| Tregullon |
| Tregurrian |
| Trehan |
| Trehunist |
| Treisaac |
| Trekenner |
| Trekenning |
| Treknow |
| Trelander |
| Trelawne |
| Treleigh |
| Treleigh Downs |
| Treliever |
| Treligga |
| Trelights |
| Trelill |
| Treliske |
| Trelowth |
| Tremaine |
| Tremar |
| Tremar Coombe |
| Trematon |
| Tremethick Cross |
| Tremough |
| Trenale |
| Trenance Downs |
| Trencreek |
| Trenear |
| Treneglos |
| Trenewan |
| Treninnick |
| Trenoweth |
| Treragin |
| Trerulefoot |
| Tresarrett |
| Tresillian |
| Tresillian |
| Treskerby |
| Treskillard |
| Treslothan |
| Tresmeer |
| Tresmorn |
| Tresparrett |
| Tresparrett Posts |
| Treswithian |
| Treswithian Downs |
| Trethawle |
| Tretherras |
| Trethevy |
| Trethowel |
| Trethurgy |
| Trevalga |
| Trevanion |
| Trevanson |
| Trevarren |
| Trevarrian |
| Trevarth |
| Trevaunance Cove |
| Trevecca |
| Trevelgue |
| Trevellas |
| Trevellas Coombe |
| Trevelmond |
| Trevemper |
| Treven |
| Trevenen |
| Trevenen Bal |
| Treverva |
| Trevethan |
| Trevigro |
| Trevithick Downs |
| Trevone |
| Trevoole |
| Trevose |
| Trewalder |
| Trewan |
| Trewarmett |
| Treween |
| Trewen |
| Trewennack |
| Trewhiddle |
| Trewidland |
| Trewint |
| Trewoon |
| Treyarnon Bay |
| Trink |
| Trispen |
| Troon |
| Truro |
| Tuckingmill |
| Tutwell |
| Twelveheads |
| Two Waters Foot |
| Tywardreath |
| Tywardreath Highway |
| Underlane |
| Uphill |
| Upton |
| Upton Cross |
| Upton Towans |
| Venterdon |
| Veryan |
| Veryan Green |
| Voguebeloth |
| Wadebridge |
| Wainhouse Corner |
| Warbstow |
| Washaway |
| Watergate Bay |
| Wearde |
| Wendron |
| Werrington |
| West Downs |
| West Kitty |
| West Looe |
| West Polberro |
| West Taphouse |
| West Tolgus |
| Wheal Buller |
| Wheal Butson |
| Wheal Kitty |
| Wheal Rose |
| White Cross |
| Whitecross |
| Whitecross |
| Whitemoor |
| Whiterock |
| Widegates |
| Widemouth Bay |
| Wilcove |
| Windmill |
| Winnards Perch |
| Withiel |
| Woodford |
| Woolley |
| Yeolmbridge |
| Youlstone |
| Zelah |
| Zennor |
| Gunnislake |