Saratoga Symphony
- Focuses on rarely heard works: includes rehearsal and concert calendar, audio files [WAV format].
- http://www.saratogasymphony.com/

Bay Area Little Symphony
- Offers concerts in schools and for families: includes activities, audio files, printable coloring book.
- http://www.bamusic.org/Bay_Area_Little_Symphony/

Peninsula Symphony
- Rolling Hills Estates: provides free concerts and a young muscians' performance competition.
- http://www.pensym.org

Palo Alto Philharmonic
- (Palo Alto, CA) Includes season synopsis, music director, ticket information, map, mailing list, orchestra members, support, contacts, and links.
- http://www.paphil.org/

Livermore-Amador Symphony
- Four regular season concerts, plus a pops concert each year. Scholarship and performance information. Livermore/Pleasanton, CA.
- http://www.livamsymph.org/

Redlands Symphony Orchestra
- Provides concert information, seating chart, and education programs.
- http://www.redlandssymphony.com/

Santa Monica Symphony
- Debuting in 1945, the SMS performs 4 free concerts each year in the greater Los Angeles area. Features a musician roster, concert schedule and archival materials.
- http://www.smsymphony.org/

Redwood Symphony
- Premier peninsula symphony orchestra presenting unusual and ambitious repertoire in an educational, fun environment.
- http://www.redwoodsymphony.org/

Oakland East Bay Symphony
- Classical Music Symphony Orchestra and Non-Profit organization located in Oakland California
- http://www.oebs.org/

Nova Vista Symphony
- Provides schedules and ticket information.
- http://www.novavista.org/

Hewlett-Packard Symphony Orchestra
- HP and Agilent employees display their musical talent. Performances at corporate sites across the county.
- http://www.hpl.hp.com/hpsymphony/

Prometheus Symphony
- An all-volunteer ensemble devoted to the rehearsal and performance of the symphonic repertoire based in Oakland CA. Five free concerts a year.
- http://www.prometheussymphony.org/