American Impressionist Society - AIS
American Women
Artists - AWA
California Art Club - CAC
Cape Cod Art Association - CCAA
Connecticut
Plein Air Painters Society - CPAPS
Glen
Eyrie Paint Out
- GE
Heart Of America Artists' Association - HOAAA
Indiana
Plein Air of America - IPAPA
Laguna Plein Air Painters Association - LPAPA
Michigan Plein Air Painters - MPAP
New Jersey
Society of En Plein Air Painters - NJSPAP
New York
Plein Air Painters - NYPAP
Ohio Plein Air
Society - OPAS
Oil Painters of America - OPA
Ontario
Plein Air Society - OPAS
Plein Air Austin - PAA
Plein Air Artists Colorado - PAAC
Plein Air Easton - PAE
Plein Air Florida - PAF
Plein Air Painters of America - PAPA
Plein Air Painters of Hawaii - PAPOH
Plein Air Painters of Idaho - PAPID
Plein Air Painters of New Mexico - PAPNM
Plein Air Painters of
The Southeast - PAP-SE
Portrait Society of America
- PSA
Tucson Plein Air Painters Society - TPAPS
Vienna Arts Society
- VAS
Washington
Society of Landscape Painters - WSLP
Women Artists of the West -
WAOW
Western Rendezvous of Art -
NWR