Largest cities

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City

• Rutherglen
• Ruthven
• Sachigo Lake
• Saint-Pascal-Baylon
• Salford
• Sandy Lake
• Sarnia
• Sarsfield
• Sauble Beach
• Sault Ste Marie
• Savant Lake
• Scarborough
• Schomberg
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• Scotland
• Seaforth
• Sebright
• Sebringville
• Seeleys Bay
• Selkirk
• Serpent River
• Shakespeare
• Shallow Lake
• Shannonville
• Shanty Bay
• Sharbot Lake
• Sharon
• Shebandowan
• Shedden

• Sheffield
• Sheguiandah
• Shelburne
• Shining Tree
• Silver Water
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• Singhampton
• Sioux Lookout
• Sioux Narrows
• Sleeman
• Smiths Falls
• Smithville
• Smooth Rock Falls
• Sombra
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• South Brook
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• South Porcupine
• South River
• South Woodslee
• Southampton
• Southwold
• Spanish
• Sparta
• Spencerville
• Spring Bay
• Springbrook
• Springfield
• Springford
• Sprucedale

Services

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