T
- Talbotville Royal
- Tamworth
- Tapley
- Tappen
- Tara
- Tarantum
- Tara Siding
- Tartan
- Tate Corners
- Tavistock
- Tay
- Taylor Corners
- Tayside
- Tecumseh
- Tecumseth Pines
- Teeswater
- Teeterville
- Telfer
- Telford
- Temple Hill
- Tenmile House
- Tent City
- Tent Island 8
- Terminus
- Terra Nova
- Terra View Heights
- Teulon
- Teviotdale
- Thames Centre
- Thamesford
- Thames River Siding
- Thames Road
- Thamesville
- The Archipelago
- The Blue Mountains
- The Boyne
- The Bush
- The Corra
- The Cottages
- The Crag
- The Dalles 38C
- The Depot
- Thedford
- The Gore
- The Island
- The Meadows
- The Moorings
- The Narrows
- The Narrows 49
- The Narrows 49A
- The Ninth
- The Outlet
- The Pines
- The Plains
- The Points West Bay
- The Ridge
- The Sixth
- Thetford Mines
- Thetford-Partie-Sud
- Thetis Island
- Thistle
- Thomasburg
- Thompsons Mills
- Thompsonville
- Thorel House
- Thornbury
- Thorncliffe
- Thorndale
- Thornton
- Thornyhurst
- Thorold South
- Thorpe
- Thrasher's Corners
- Three Bridges
- Thresher Corners
- Throoptown
- Thunder Bay
- Thunder Beach
- Tignish
- Tignish Corner
- Tignish Shore
- Tiilis Landing
- Tilbury
- Tillsonburg
- Tincap
- Tingwick
- Tintern
- Tiny
- Tioga
- Tiverton
- Toanche
- Tobermory
- Tobin Island
- Toledo
- Tollgate
- Tolmies Corners
- Tomelin Bluffs
- Toniata
- Toops 3
- Toovey Heights
- Topcliff
- Topping
- Toronto
- Tory Hill
- Tottenham
- Tower Hil
- Townsend
- Townsend Centre
- Toyes Hill
- Tracadie
- Tracadie Cross
- Traders Cove
- Trafford
- Tralee
- Travellers Rest
- Traverston
- Trecastle
- Trent Lakes
- Trenton
- Trepanier
- Trevelyan
- Triple Bay Park
- Trois-Lacs
- Trottier
- Trout Creek
- Trowbridge
- Troy
- Tryon
- Tsinstikeptum 10
- Tsinstikeptum 9
- Tuam
- Tudor and Cashel
- Tuftsville
- Tupperville
- Turin
- Turkey Point
- Turners
- Turner's Corners
- Turners Corners
- Turnerville
- Turriff
- Turtle Lake
- Tuttles Hill
- Tweed
- Twelve O'Clock Point
- Twin Lakes
- Twin Lakes Beach
- Twin Oats
- Twin Rock Valley
- Tyendinaga
- Tyendinaga
- Tyendinaga Mohawk Territory
- Tyne Valley
- Tyotown
- Tyrconnell
- Tyrell
- Tyrolean Village
- Tyrone