Glen Rock Carolers Association
- Bringing the musical message of Christmas to the local community since 1848. Performances, photos and songs.
- http://www.northbelltower.com/c/

Williamsport Civic Chorus
- A non-auditioned community chorus with more than 70 singers from a wide range of ages and abilities. Concert schedule, history, members.
- http://www.lycoming.org/wcc/

Singing City
- A Philadelphia choral ensemble that strives to create a sense of community among its singers and audiences. Concert schedule, outreach, auditon, news.
- http://www.singingcity.org/

Mendelssohn Club of Philadelphia
- Philadelphia's oldest continuously performing community chorus, founded in 1874. Concert season, news, reviews, history, membership.
- http://mcchorus.org/

The Mastersingers
- Community chorus based in Paoli whose mission is the study and performance of large-scale classical choral works. Concerts, past works, and support.
- http://www.themastersingers.com/

Choral Arts Society of Philadelphia
- Ensemble that has performed works by 100 composers in 9 different languages. News, concert season, audio gallery.
- http://www.choralarts.com/

Shenango Valley Chorale
- 70-member ensemble organized in 1972 to give area residents a chance to perform master works. Concert schedule, a brief history, and membership information.
- http://www.shenangovalleychorale.com/

Bach Choir of Bethlehem
- Choir devoted to the music of Bach with special emphasis on the Mass in B Minor, which is performed at the annual Bach Festival each May. Includes concert schedule, list of recordings and books available for purchase, and list of members.
- http://www.bach.org/