Frederick Catoctones
- A Capella mens chorus and member of the Society for the Preservation and Encouragement of Barbershop Quartet Singing in America (SPEBSQSA). Information on singing valentines, their annual show, an event schedule as well as the chorus and its quartets.
- http://catoctones.org/info/

Choral Arts Society of Frederick
- Local society promoting choral group singing. Membership, concerts, repertoire and music samples.
- http://www.casof.org/

Rastall Music Studio
- Offers traditional piano and guitar lessons. Find information about the studio, the instructors and event listing.
- http://www.rastallmusic.com/

Frederick Regional Youth Orchestra
- Nonprofit organization dedicated to providing quality orchestral music opportunities for students in and around Frederick. Includes schedule, leadership, membership information and photographs.
- http://www.digitalfrederick.com/sites/fryo/

Frederick Blues Society
- Aims to promote a greater appreciation of the blues as an American art form, support regional blues bands, and to help attract national blues acts to the Frederick area. News, events, programs, and local venues.
- http://www.frederickblues.org/

Mathews' Music
- Kindermusik early childhood music education program. Includes detailed Kindermusik information, resource links, class schedules with fees and registration form.
- http://www.mathewsmusic.com/

The Joseph Dill Baker Carillon
- History, photos and recital schedule for the carillon located in Baker Park in downtown.
- http://www.gcna.org/data/MDFREDBP.HTM

Clustered Spires Chorus
- An A Capella female singing group and member of Sweet Adeline International. Includes chorus, quartet, director and membership information.
- http://www.harmonize.com/clusteredspires/