Largest cities

• Toronto
• Mississauga
• Brampton

• London
• Oshawa
• Barrie

• Oakville
• Pickering
• Sarnia

• Peterborough
• Newmarket
• Ottawa

City

• St Agatha
• St Albert
• St Andrews West
• St Bernardin
• St Catharines
• St Charles
• St Clements
• St Davids
• St Eugene
• St George Brant
• St Jacobs
• St Joachim
• St Marys
• St Thomas
• St Williams

• St-Isidore
• Staples
• Stayner
• Stella
• Stevensville
• Stirling
• Stittsville
• Stokes Bay
• Stoney Creek
• Stouffville
• Straffordville
• Stratford
• Strathroy
• Stratton
• Strickland

• Sturgeon Falls
• Sudbury
• Sultan
• Summer Beaver
• Sunderland
• Sundridge
• Sutton West
• Swastika
• Sydenham
• Tamworth
• Tara
• Tavistock
• Tecumseh
• Teeswater
• Tehkummah

• Temagami
• Terrace Bay
• Thamesford
• Thamesville
• Thedford
• Thessalon
• Thornbury
• Thorndale
• Thorne
• Thornhill
• Thornton
• Thorold
• Thunder Bay
• Tilbury
• Tilden Lake