Member societies of the Ornithological Council

• Association of Field Ornithologists
• Birds Caribbean
• CIPAMEX: Sección Mexicana del Consejo Internacional para la Preservación de las Aves
• Neotropical Ornithological Society
• North American Crane Working Group
• Pacific Seabird Group
• Raptor Research Foundation
• The Waterbird Society
• Wilson Ornithological Society

Other North American Organizations

• Bird Studies Canada
• Cornell Laboratory of Ornithology
• Partners in Flight
• American Ornithological Society
• Society of Canadian Ornithologists ~ Société des Ornithologistes du Canada

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Around the World: International & Outside North America

• BirdLife International
• Birds Australia, website of the Royal Australasian Ornithologists’ Union and BirdLife International-Australia
• British Ornithologists’ Union
• British Trust for Ornithology
• Center for the Study of Tropical Birds, Inc.
• Deutsche Ornithologen-Gesellschaft (German Ornithologists’ Society or DO-G)
• HawkWatch International
• International Ornithologists’ Union
• Neotropical Bird Club, based in the United Kingdom
• The Peregrine Fund
• Society of Avian Paleontology and Evolution
• World Working Group on Birds of Prey and Owls