Finding contact information on these amateur radio clubs is easy enough. A quick search on any of the callbook style web sites such as QRZ.com will do the trick. If you are an officer of one of these clubs you can update the information on the club using the contact form link available on the right side of menu bar at the top of this page.
- SANTA CLARITA VALLEY COMMITTEE ON AGING CORP – W6SCS
- Santa Cruz ACS Club – W6TUW
- Santa Cruz County Amateur Radio Club, Inc.
- SANTA CRUZ COUNTY ARC INC – K6BJ
- SANTA MARIA AR TELEGRAPHY & TELEPHONY ASSN – K6SMX
- Santa Monica Masonic Center ARC – W6SMP
- SANTA ROSA JR COLLEGE AMATEUR RADIO CLUB – W6SRJ
- SANTA ROSA MIDDLE SCHOOL ARC – NZ6X
- Santa Ynez Valley Amateur Radio Repeater Group
- Santiago Amateur Repeater Association – WB6ZQX
- SANTIAGO COMMUNICATIONS TEAM INC – WB6DZJ
- Santiago Communications Team, Inc. — WB6DZJ
- Santiago Pk Repeater Assn – WR6SGO
- SANTIAGO RADIO ASSOCIATION – WA6ZTJ
- SAR City Amateur Radio Club – KJ6ITT
- SARATOGA AMATEUR RADIO ASSN – K6SA
- Saratoga Amateur Radio Association — K6SA
- Sasquatch Amateur Radio System – N6CRO
- Satellite Amateur Radio Club — W6AB
- Satellite ARC – W6AB
- save 7258
- SBC Emergency Communication Repeater System – K6SBC
- SBC Emergency Communications Service – K6EOC
- SBC Emergency Repeater Group – W6ECS
- SC4ARC – W6SCF
- SCAN H/F GROUP – AB6PL
- SCAN INT’L – WA6INC
- SCAN INTERNATIONAL – K6INC
- Scan International DC Chapter – WD6INC
- Scan International Livermore Chapter – KJ6LHI
- SCAN INTERNATIONAL OF SOUTHERN CALIFORNIA – KE6INC
- SCCS Amateur Radio Club – N6KIB
- SCEARN – SACRAMENTO COUNTY EMERGENCY AMATEUR RADIO NETWORK – KD6
- SCIRA INC – W6CTR
- SCOSAT – NO6BS
- SEA AMATEUR RADIO CLUB – W6TRW
- SEACOAST REACT – KG6OPA
- SEASIDE RADIO ASSOCIATION – W6NE
- Secret Underground Organization Of Amateur Radio – W6VCE
- Seismological Lab Radio Club – WA6EQ
- Sequoia Amateur Radio Group
- Sequoia Volunteer Hamateurs – KF6LTX
- Shamrock Radio Club – K6SU
- SHARED RESOURCES AMAT RAD CLUB – KE6SWK
- Shasta Cascade Amateur Radio Society (SCARS)
- SHASTA COUNTY AMATEUR RADIO EMERGENCY SERVICE – N6SCC
- SHASTA DX AND CONTEST CLUB – K6SDX
- Shasta High Amateur Radio Club (SHARK) K6SHS
- SHASTA TEHAMA COUNTY ARES – W6STA
- Sheriff’s Amateur Radio Program (SHARP) – KS6HRP
- SHERIFFS COMMUNICATIONS CENTER AMATEUR RADIO CLUB (SCC ARC) – WA
- SHERMAN OAKS RADIO CLUB – KD9V
- Shoreline Amateur Radio Association — K6SYC
- SIERRA AMATEUR RADIO CLUB – W6ZRQ
- Sierra Amateur Radio Club – WD6STR
- SIERRA AMATEUR RADIO FOUNDTION – WB6BBE
- Sierra Foothills ARC – W6EK
- SIERRA INTERMOUNTAIN EMERGENCY RADIO ASSOCIATION — SIERA
- SIERRA RADIO ASSOCIATION – K6SRA
- Silicon Graphics Amateur Radio Club
- SILICON GRAPHICS ARC – N6SGI
- Silicon Valley Emergency Communications System – W6SCV
- Silicon Valley Japanese Ham Club – KK6JA
- Silicon Valley Of ARC – KI6ZIL
- SILVERADO AMATEUR RADIO SOCIETY – W6CO
- SIMI RADIO – KG6VCR
- SIMI SETTLERS – W6SVS
- Simi Valley Amateur Radio Club
- SIMI VALLEY REPEATER ASSN – AD6SV
- Simi Valley Schools Radio Club – K6SVS
- Simi Valley Settlers Amateur Radio Club
- Simple Minds Amateur Radio Team – KI6INH
- Siskiyou County Amateur Radio Association
- SIX METER AMATEUR REPEATER TECHNICAL SOC – KR6FM
- SKYLINE CONTEST CLUB – W6QK
- Skynet Amateur Radio Club – W3SKY
- SLAC Radio Service Organization – WA6NUP
- Slarc home page
- SLEW Amateur Radio Club – NF6A
- SLOSAR AMATEUR RADIO CLUB – N6RSQ
- Smitha Family Radio Club – KB6BCE
- SMRA – Emergency Repeater Network – K6ERN
- Snaptrack Amateur Radio Club – NA6ST
- So California Emergency Communications Service Group – K6ECS
- Socal Lighthouse Club – NA6LH
- SOCIETY FOR THE PRESERVATION AND ENCOURAGEMENT OF AMATEUR RADIO
- SOCIETY FOR THE PROMOTION AND ENCOURAGEMENT OF AMATEUR RADIO (SP
- SOCIETY FOR THE PROMOTION AND ENCOURAGEMENT OF AMATEUR RADIO – W
- SOCIETY OF AMATEUR RADIO OPERATORS INC – W6AEX
- Society of Ether Explorers
- SOLANO AMATEUR RADIO CLUB – NY6I
- SOLANO COUNTY ACS – K6SOL
- SONOMA COUNTY AMATEUR RADIO EME CLUB – K6YIL
- Sonoma County Aux Comm Serv – K6ACS
- Sonoma County Auxiliary Communications Service
- Sonoma County Radio Amateurs
- SONOMA COUNTY RADIO AMATEURS INC – K6SON
- SONOMA COUNTY RADIO AMATEURS, INC. – W6SON
- Sons Of Confederate Veterans – KG6ZKT
- SONS OF THE BEACHES AMATEUR RADIO ASSOCIATION – W6ME