Central PA Orchid Society - State College, PA
The Maryland Orchid Society - Baltimore, MD
Lehigh Valley Orchid Society - Allentown, PA
Orchid Society of Western Pennsylvania - Pittsburgh, PA
Berks County Orchid Society - Wyomissing, PA
Bucks County Orchid Society - Levittown, PA
Southeastern Pennsylvania Orchid Society - Valley Forge, PA
National Capital Orchid Society - Washington, DC
East Everglades Orchid Society- Miami, FL
Greater Philadelphia Orchid Society - Philadelphia, PA
South Jersey Orchid Society - Cherry Hill, NJ
Orchid Society of Northwestern Pennsylvania - Erie, PA
Central New York Orchid Society - Syracuse, NY
Southern Tier Orchid Society - Binghampton, NY
Genesee Region Orchid Society - Rochester, NY
Catoctin Orchid Society - Frederick, MD
Napa Valley Orchid Society, Napa, CA
