
The Alaska Raptor Center is a raptor rehabilitation center in Sitka in the U.S. state of Alaska. Located on a 17–acre campus bordering the Tongass National Forest and the Indian River, its primary mission is the rehabilitation of sick and injured eagles, hawks, falcons, owls, and other birds of prey which are brought in from all over Alaska. The Center receives between 100–200 birds a year, with many suffering from gunshot wounds and traffic accident-related trauma.

The American Bird Conservancy (ABC) is a non-profit membership organization with the mission of conserving native birds and their habitats throughout the Americas. Its focus is on threats to birds in the Western Hemisphere—threats which include overuse of pesticides, urban sprawl, habitat destruction, and invasive species.

The American Birding Association (ABA) is a nonprofit organization, founded in 1969, dedicated to recreational birding in Canada and the United States. It has been called "the standard-bearer for serious birding in North America." Originally concentrated on finding, listing, and identifying rare birds, the ABA now seeks to serve all birders with a wide range of services and publications.

The American Ornithological Society (AOS) is an ornithological organization based in the United States. The society was formed in October 2016 by the merger of the American Ornithologists' Union (AOU) and the Cooper Ornithological Society. Its members are primarily professional ornithologists, although membership is open to anyone with an interest in birds. The society publishes the two scholarly journals, The Auk and The Condor as well as the AOS Checklist of North American Birds.

The Audubon Naturalist Society of the Central Atlantic States (ANS) is an American non-profit environmental organization dedicated to conservation and education. Until 1959, the organization was known as the Audubon Society of the District of Columbia. The organization holds three properties in the Washington, D.C. metropolitan area as wildlife sanctuaries, two in Virginia along with its headquarters in Maryland.

The National Audubon Society (Audubon) is an American non-profit environmental organization dedicated to conservation of birds and their habitat. Located in the United States and incorporated in 1905, Audubon is one of the oldest of such organizations in the world and uses science, education and grassroots advocacy to advance its conservation mission. There are completely independent Audubon Societies in the United States, which were founded several years earlier, named after states of the USA, for example, Massachusetts Audubon Society and Connecticut Audubon Society.

The Baird Ornithological Club is a United States ornithological club. Founded in 1921, the club seeks to advance the field of ornithology and foster relationships between fellow ornithologists. The organization was named after Spencer Fullerton Baird. The organization was founded by Earl Lincoln Poole and Harold Morris in Berks County, Pennsylvania.

Burrowing Owl Conservation Network is a United States-based, 501(c)(3) non-profit organization founded in 2008 and is dedicated to "the protection and restoration of burrowing owls and promot[ing] the preservation and careful management of habitat to prevent loss, foster healthy populations, and maintain intact natural communities for an ecologically sound future." The organization is active in California political intervention aimed at burrowing owl protection, and fundraising used for conservation, education and outreach, raptor research, and advocacy. The organization's efforts include habitat protection, ecosystem restoration, collaborations with private lands owners, government agencies and non-profit organizations, and installation of artificial burrows.

The Cascades Raptor Center is a nature center and wildlife hospital in Eugene, Oregon that specializes in raptor rehabilitation. Permanent inhabitants of the center include 50 individual birds from 30 native species.

The Connecticut Audubon Society, founded in 1898 and headquartered in Fairfield, Connecticut, is a nonprofit organization dedicated to "conserving Connecticut’s environment through science-based education and advocacy focused on the state’s bird populations and habitats." Connecticut Audubon Society is independent of the National Audubon Society (NAS), just as in the neighboring state of Massachusetts, where Massachusetts Audubon Society is independent of the NAS.

The Hawaii Audubon Society is a birding and bird conservation organisation in the American state of Hawaii. It was founded in 1939 by Charles Dunn, is based in Honolulu and is affiliated with the National Audubon Society. It has over 1,500 members throughout the state and produces a regular newsletter, ‘Elepaio.

The International Crane Foundation (ICF) is a non-profit conservation organization that works to conserve cranes and the ecosystems, watersheds, and flyways on which they depend. Founded in 1973, the International Crane Foundation is headquartered in Baraboo, Wisconsin on a 250-acre property that includes live crane exhibits with 15 crane species, a visitor center, breeding facilities, a research library and nature trails. The foundation works worldwide and in the US with local partners to raise and conserve cranes. The Foundation maintains a regional base in China and shares program offices with partner organizations in Cambodia, India, South Africa, Texas, Vietnam, and Zambia. The International Crane Foundation's approximately 80 staff work with a network of hundreds of specialists in over 50 countries on five continents.

The Juneau Raptor Center (JRC) is a raptor rehabilitation center in Juneau in the U.S. state of Alaska. Founded in 1987 and located in the Tongass National Forest, its mission is the rehabilitation of sick and injured eagles, hawks, falcons, owls, ravens, hummingbirds and other avian wildlife brought in from Juneau and Southeast Alaska. The JRC is licensed by the US Fish and Wildlife Service to handle eagles and migratory birds, and is governed in part by the Bald and Golden Eagle Protection Actand the Migratory Bird Treaty Act of 1918.

The Massachusetts Audubon Society, founded in 1896 by Harriet Hemenway and Minna B. Hall, headquartered in Lincoln, Massachusetts, is a nonprofit organization dedicated to "protecting the nature of Massachusetts". Mass Audubon is independent of the National Audubon Society (NAS), just as in the neighboring state of Connecticut, where Connecticut Audubon Society is independent of the NAS. Both Mass Audubon and Connecticut Audubon Society were founded earlier than the NAS. Mass Audubon protects 36,500 acres of land throughout Massachusetts, saving birds and other wildlife, and making nature accessible to all with its wildlife sanctuaries and 20 nature centers.

The National Aviary, located in Pittsburgh, Pennsylvania, is the only independent indoor nonprofit aviary in the United States. It is also the country's largest aviary, and the only one accorded honorary "National" status by the United States Congress.

The National Eagle Center is a nonprofit educational, interpretive center located on the banks of the Mississippi River in Wabasha, Minnesota, United States, that focuses on education about eagles and the Upper Mississippi River watershed. In addition to opportunities to view wild eagles throughout the year from viewing decks, non-releasable bald eagles and golden eagles are on exhibit at the center as well as interactive exhibits on eagle science and history.

The National Wild Turkey Federation is an international non-profit organization whose mission is 'the conservation of the wild turkey and the preservation of our hunting heritage.' It currently has more than 250,000 members in the United States, Canada, Mexico and 14 other countries.

Norman Bird Sanctuary is a 325-acre (1.32 km2) bird sanctuary, nature preserve, environmental education center, and museum at 583 Third Beach Road in Middletown, Rhode Island overlooking the Atlantic Ocean.

The Nuttall Ornithological Club is the oldest ornithology organization in the United States.

Pheasants Forever, Inc. (PF) is a 501(c)(3) non-profit conservation organization formed in 1982 as a response to the continuing decline of upland wildlife and habitat throughout the United States. Pheasants Forever, and its quail conservation division, Quail Forever, have a combined membership of approximately 150,000 throughout North America.

Point Blue Conservation Science, founded as the Point Reyes Bird Observatory (PRBO), is a California-based wildlife conservation and research non-profit organization. Point Blue's mission is to conserve birds, other wildlife and ecosystems through science, partnerships, and outreach. Their vision is that healthy ecosystems will continue to sustain thriving wildlife and human communities well into the future.

Raptor Education Group, Inc (REGI) is a 501(c)(3) non-profit organization in Antigo, Wisconsin, United States, dedicated to caring for injured or orphaned avian wildlife. It works with and temporarily cares for birds from endangered or threatened species "for rehabilitation and educational purposes."

The Raptor Trust is a wild bird rehabilitation center located in the Millington section of Long Hill Township in Morris County, New Jersey, United States, and surrounded by the Great Swamp National Wildlife Refuge.
The Rocky Mountain Raptor Program is a 501(c)(3) non-profit wildlife conservation organization based in Fort Collins, Colorado that rescues, rehabilitates and releases injured birds of prey—including eagles, hawks, falcons and owls—and, through its comprehensive Environmental Education program, teaches the importance of preserving wildlife and wild places for future generations. RMRP has developed a national reputation for the treatment of raptor illness and injuries, cage design, volunteer management, community involvement, and youth development. Raptor patients receive fracture repair, wound care, fluids to combat dehydration, nutritious food, and regular medical attention to promote healing. Raptors that are permanently injured and therefore non-releasable may become an Educational Ambassador. These raptors are the cornerstone of our Environmental Education program, which makes more than 200 presentations each year throughout the region, teaching children and adults about the importance of protecting wildlife and wild places. The program's environmental education program, particularly in the K-12 sector, has developed an excellent reputation throughout Colorado. RMRP reaches more than 15,000 schoolchildren annually. Numerous outreach exhibits throughout the state reach hundreds of thousands of people annually. Rocky Mountain Raptor Program currently averages about one admission and several injured raptor calls each day, and more than 70% of treatable raptors are released for "A Second Chance At Freedom."

The World Center for Birds of Prey in Boise, Idaho, is the headquarters for The Peregrine Fund, an international non-profit organization founded in 1970 that conserves endangered raptors around the world.