- ANCHOR (Aquarists of the Nature Coast Helping Other Reefers)
- Alabama Reefers
- Aquarium and Coral Reef Organization of Sarasota (Acros)
- ARKANSAS -- NE Arkansas Reef Club
- Atlanta Reef Club
- Atlanta/ Southeastern Marine Aquarium Society
- Bay County Reef Society
- Charleston Reefers Club
- Charlotte Reef Club
- Chattanooga, TN Reefers
- Chemical Valley Reef Club
- Coastal Carolina Reefkeepers Society
- Carolina Coast Reef Keepers
- East Tennessee Reef Club
- Florida Marine Aquarium Society (FMAS) - Miami/Ft. Lauderdale
- Florida Panhandle Reefkeepers
- Greenville Reefers Society (GRS)
- Hampton Roads Reef Club
- Kentucky Reef Society
- Louisiana Reef Club
- Louisville Marine Aquarium Society
- Marine Aquarium Club of Hattiesburg (MACH)
- Middle Tennessee Reef Club (MTRC)
- Myrtle Beach Reefers
- North Florida Marine Society
- North Louisiana Reefers
- North Tennessee Reef Club
- Northeast Florida Marine Aquarium Society (NFMAS)
- Northeast Kentucky Reef Association
- Orlando Reef Caretakers Association (ORCA)
- Palm Beach Marine Aquarium Society (PBMAS)
- Pompano Beach Reef Freaks
- Razorback Reef
- Reef Keepers of Myrtle Beach
- Richmond Reef Club
- South Florida Reef/Saltwater Aquaria (SFRA)
- Southwest florida marine aquarium society (SWFMAS)
- Southwest Virginia Reef Club
- Tampa Bay Reef Club
- Tennessee Reefers
- Tidewater Reefers Society
- Triad Area Reef Society
- West Tennessee Marine & Reef Aquarium Club