CSMA

CSMA may refer to:

Organizations

 * Cathedral of Saint Mary of the Assumption (San Francisco, California), principal Catholic church in the San Francisco Archdiocese, US
 * Civil Service Motoring Association, a private motoring organisation in the UK
 * Coastal Sound Music Academy, a choral organization in Coquitlam, British Columbia, Canada
 * Community School of Music and Arts at Finn Center, an art and music school in Mountain View, California, US
 * Congregation of Saint Michael the Archangel, a Catholic religious institute based in Poland

Other uses

 * Carrier-sense multiple access, a MAC networking protocol