List of radio station callsigns in South Australia

The following is a list of Australian radio station callsigns beginning with the number 5, indicating radio stations in the state of South Australia.

Callsign	Area served	Frequency	Band	On-air ID	Purpose	Site
5AA	Adelaide	1395	AM	FIVEaa	Commercial
5ABCFM	South Australia	various	FM	ABC Classic	National
5ABCRN	South Australia	various	FM	Radio National	National
5ABCRR	South Australia	various	FM	ABC Local Radio	National
5ACR	Remote Aboriginal communities[1]	various[1]	FM	National Indigenous Radio Service	Community
5ADD	Adelaide	102.3	FM	Mix 102.3	Commercial
5ADL	Adelaide	091.9	FM	Nova 91.9	Commercial
5ALX	Goolwa	096.3	FM	Alex FM	Community
5AN	Adelaide	0891	AM	ABC Radio Adelaide	National
5AU	Port Augusta	1242	AM	5AU	Commercial
5AUU	Spencer Gulf North	105.9	FM	Magic 105.9	Commercial
5BBB	Barossa Valley	089.1	FM	Triple B	Community
5CC	Port Lincoln	0765	AM	5CC	Commercial
5CCC	Port Lincoln	089.9	FM	Magic 89.9	Commercial
5CCR	Ceduna	094.5	FM	CCR FM	Community
5CK	Port Pirie	0639	AM	ABC North & West SA	National
5CS	Port Pirie	1044	AM	5CS	Commercial
5CST	Adelaide South West Suburbs	088.7	FM	Coast FM	Community
5DDD	Adelaide	093.7	FM	Three D Radio	Community
5DN	Adelaide	1323	AM	Cruise 1323	Commercial
5DUS	Coober Pedy	104.5	FM	Dusty Radio	Community
5EBI	Adelaide	103.1	FM	5EBI	Community
5EFM	Victor Harbor	089.3	FM	Fleurieu FM	Community
5EZY	Murray Bridge	098.7	FM	Power FM	Commercial
5FBI	Adelaide	092.7	FM	Fresh 92.7	Community
5GFM	Yorke Peninsula	089.3	FM	Gulf FM	Community
5GSFM	Victor Harbor	090.1	FM	Great Southern FM	Community
5GTR	Mount Gambier	100.1	FM	5GTR	Community
5JJJ	South Australia	various	FM	Triple J	National
5KIX	Kangaroo Island	090.7	FM	Kix FM	Community
5LC	Leigh Creek	1602	AM	ABC North & West SA	National
5LCM	Mount Barker	088.9	FM	Lofty 88.9	Community
5LFM	Riverland	100.7	FM	Riverland Life FM	Community
5LN	Port Lincoln	1485	AM	ABC Eyre Peninsula	National
5MBS	Adelaide Foothills	099.9	FM	5MBS	Community
5CCJ	Adelaide Foothills	088	FM	Easy FM 88	Narrowcast
5JAJ	Normanville	087.6	FM	Radio 876	Narrowcast
5MG	Mount Gambier	1476	AM	ABC South East SA	National
5MMM	Adelaide	104.7	FM	Triple M Adelaide	Commercial
5MU	Murray Bridge	1125	AM	5MU	Commercial
5MV	Riverland	1062	AM	ABC Riverland	National
5PA	Naracoorte	1161	AM	ABC South East SA	National
5PB	South Australia	various	AM	ABC NewsRadio	National
5PBA	Salisbury	089.7	FM	PBA-FM	Community
5PNN	South Australia	various	FM	ABC NewsRadio	National
5RAM	Adelaide	107.9	FM	1079 Life	Community
5RCB	Mount Gambier	104.9	FM	Lime FM	Community
5RIV	Riverland	093.1	FM	Magic 93.1	Commercial
5RM	Riverland	0801	AM	5RM	Commercial
5RN	South Australia	various	AM	Radio National	National
5RRR	Woomera	107.3	FM	"Rocket Range Radio' and 'Armed Forces Radio Australia' since 1 July 2021.	Community
5ROX	Roxby Downs	105.5	FM	Rox FM	Community
5RPH	Adelaide	1197	AM	RPH Adelaide	Community
5SBSFM	Adelaide	106.3	FM	SBS Radio	National
5SE	Mount Gambier	0963	AM	5SE	Commercial
5SEF	Mount Gambier	096.1	FM	SAFM 96.1	Commercial
5SSA	Adelaide	107.1	FM	SAFM	Commercial
5SY	Streaky Bay	0693	AM	ABC Eyre Peninsula	National
5TCB	Bordertown	106.1	FM	5TCB	Community
5THE	Millicent	107.7	FM	5THE	Community
5TRX	Port Pirie	105.1	FM	Trax FM	Community
5UMA	Port Augusta	089.1	FM	Umeewarra Radio	Community
5UV	Adelaide	101.5	FM	Radio Adelaide	Community
5WM	Woomera	1584	AM	ABC North & West SA	National
5WOW	Port Adelaide	100.5	FM	WOW FM 100.5	Community
5YYY	Whyalla	107.7	FM	Triple Y	Community

Despite having a callsign allocated to the Northern Territory, commercial station 8SAT is based in South Australia and most of its transmitters are located in the state.