Code	Name	Region
CAYFJ	Snare Lake	NT
CASWL	Snow Lake	MB
CASFK	Snowflake	MB
CASOM	Sombra	ON
CASOO	Sooke	BC
CASOR	Sorel	QC
CAST6	Sorel-tracy	QC
CASRR	Sorrento	BC
CASOU	Souris	PE
CASBF	South Brookfield	NS
CAOUU	South Dundas	ON
CASG2	South Glengarry	ON
CAXSI	South Indian Lake	MB
CASHR	Sherrington	QC
CASWD	Sherwood	PE
CASWP	Sherwood Park	AB
CAYLO	Shilo	MB
CASHP	Shippegan	NB
CAHOK	Shoal Lake	MB
CASCE	Shubenacadie	NS
CASUI	Shuniah	ON
CASIO	Sicamous	BC
CASDY	Sidney	BC
CASYQ	Sillery	QC
CASYF	Silva Bay	BC
CASWT	Silver Water	ON
CASIC	Simcoe	ON
CAYXL	Sioux Lookout	ON
CASKD	Skead	ON
CASKK	Skiff Lake	NB
CASKU	Skookumchuck	BC
CAYSS	Slate Island	ON
CAYZH	Slave Lake	AB
CANON	Shannon	QC
CASHV	Shannonville	ON
CASYB	Shanty Bay	ON
CASR9	Sharon	ON
CASNV	Shaunavon	SK
CASHA	Shawinigan	QC
CALSH	Shawnigan Lake	BC
CAYSX	Shearwater	BC
CAYAW	Shearwater	NS
CASHE	Shediac	NB
CASHH	Sheet Harbour	NS
CASFM	Sheffield Mills	NS
CAFFO	Shefford	QC
CASBU	Shelburne	NS
CASLB	Shelburne	ON
CASBK	Shellbrook	SK
CASMG	Shemogue	NB