Sonoma Mountain Repeater Society

Dedicated to the advancement of Amateur Radio

Sonoma Mountain Repeater Society logo

Open repeaters & public service for the North Bay

Serving Sonoma County and surrounding areas since the early 1960s. Supporting emergency communications for ACS, ARES, and the amateur radio community.

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Repeaters

2-meter and 1.25-meter machines covering Petaluma, Ukiah, Laytonville and more. APRS active on 144.390.

Frequencies & details →

Classes & Licensing

Get your Technician, General, or Extra license. We help with FRN registration and exam sessions.

Postponed →

Community Service

Providing emergency and public-service communications for local agencies and events.

Coming Soon →