 | PDQCA Pioneer District Quartet Champions Association |
| District | Website |
|---|---|
| Cardinal | https://www.cardinaldistrict.org/district-quartet-champions/ |
| Central States | https://singcsd.com/quartet-champions-acsc/ |
| Evergreen | http://qced.org/ |
| Far Western | http://www.afwdc.org/ |
| Illinois | http://www.illinoisdistrict.org/qca/ |
| Johnny Appleseed | https://www.jadchampions.org/jad-champions/jad-quartet-champions/ |
| Land O Lakes | https://loladc.com/ |
| Mid-Atlantic | http://www.midatlanticdistrict.com/?Code=MADAQC |
| Northeastern | https://sites.google.com/site/bhsnedac |
| Carolinas | https://www.carolinasdistrict.org/ |
| Ontario | https://ontariosings.com/apoc/ |
| Pioneer | http://www.pioneerqca.org |
| Rocky Mountain | https://rmdsing.org/home/quartet-champions/ |
| Seneca Land | http://www.senecaland.org/ |
| Sunshine | https://www.sunshinedistrict.org/sdaq/ |
| Southeastern Harmony District | https://www.southeasternharmony.org/dbpage.php?pg=quartersup |
| Southwestern | https://swd.org/swd-champion-quartets |