Saskatoon, Saskatchewan

YXE

Saskatoon/Diefenbaker

Sault Ste Marie, Ontario

YAM

Sault Ste Marie

Schefferville, Quebec

YKL

Schefferville

Sechelt-Gibsons, British Columbia

YHS

Sechelt-Gibsons

Sept-Iles, Quebec

YZV

Sept-Iles

Shamattawa, Manitoba

ZTM

Shamattawa

Sherbrooke, Quebec

YSC

Sherbrooke

Sioux Lookout, Ontario

YXL

Sioux Lookout

Slave Lake, Alberta

YZH

Slave Lake

Smithers, British Columbia

YYD

Smithers

Smiths Falls, Ontario

YSH

Montague

South Indian Lake, Manitoba

XSI

South Indian Lake

Squamish, British Columbia

YSE

Squamish

St Anthony, Newfoundland

YAY

St Anthony

St Catharines, Ontario

YCM

St Catharines/Niagra District

St John's, Newfoundland

YYT

St John's Intl

St Lewis, Newfoundland

YFX

Fox Harbour

St Theresa Point, Manitoba

YST

St Theresa Point

St Thomas, Ontario

YQS

St Thomas Mun

St-Augustin, Quebec

YIF

St-Augustin

St-Hubert, Quebec

YHU

Montreal - St-Hubert