Contact & Volunteer
S.I.E.R.R.A is built and run entirely by volunteers. Whether you hold a license, swing a wrench, or coordinate logistics, there is a role for you in keeping the foothills connected.
Volunteer roles
- Amateur (Ham) Radio OperatorsLicensed operators to staff nets, relay traffic, and support agency communications.
- LoRa / MeshCore TechniciansBuild, deploy, and maintain solar relay sites and configure mesh nodes.
- Emergency Management LiaisonsCoordinate with fire districts, county OES, and CERT teams before and during events.
- Field & Site VolunteersHelp with site surveys, antenna work, and seasonal maintenance across the corridors.
- Education & OutreachRun workshops and help residents prepare for wildfire and extended outages.
By mail
S.I.E.R.R.AP.O. Box 2071
Murphys, CA95247
We are an all-volunteer organization with no public office — mail reaches us at the P.O. Box above.