| Quartet | Chapter | Area of operation | State |
| 2019 Harmony Queens | Hot Pursuit | Associate Member | Area 6 | ||
| 4 Cryin' Out Loud | Harmony Sound Waves | New Smyrna Beach | Florida |
| Acappelicans | Coastal Voices | Fort Myers | Florida |
| Beauty and the Beard | Atlanta Harmony Celebration! | Atlanta | Georgia |
| Contempo | Associate Member | Area 6 | ||
| Daphodyls | Unaccompanied Minors | Clermont | Florida |
| Impromptune | Associate Member | Area 6 | ||
| In A Chord | Sisters of Sound | Clermont | Florida |
| In Sync | In Sync Quartet | ||
| Local Fourcast | Atlanta Harmony Celebration! | Atlanta | Georgia |
| On Brand | Associate Member | Area 6 | ||
| Remix | Atlanta Harmony Celebration! | Atlanta | Georgia |
| Serenade | Sisters of Sound | Clermont | Florida |
| Shades! | Panama City A Cappella | Panama City | Florida |
| Shore Sounds | Panama City A Cappella | Panama City | Florida |
| Southern Blend | Associate Member | Area 6 | ||
| Tune In! | Atlanta Harmony Celebration! | Atlanta | Georgia |
| Undecided | Panama City A Cappella | Panama City | Florida |
