Kern Audubon Society serves the Southern San Joaquin Valley and the Greater Bakersfield area. Website has info relevant to the environment, birding, education, conservation, and nature lovers. Website has info about field trips, conservation activities, programs, birding classes for adults, nature programs for children, volunteer opportunities, library of nature slides. The Friends of Sausal Creek Bird Team , founded in 1996, monitors the impact of creek restoration activities on birds within the Sausal Creek Watershed in Oakland, California by conducting monthly point counts at various locations. Colorado Field Ornithologists the official state organization, is dedicated to the field study, conservation and enjoyment of Colorado birds.
Website contains info about the organization as well as Colorado birding.
Illinois Ornithological Society Organization of amateur birders and professionals founded in 1992 to promote increased awareness of birds in Illinois. Louisiana Ornithological Society Formed in 1947 to gather and disseminate accurate information about the bird life of the western hemisphere and Louisiana. Website includes info about the society's history, officers, membership, meetings, and trips, state birding organizations, a state checklist, the Louisiana Bird Records Committee, LOS News, Louisiana Birdline, and local contacts. Formed in 1966 to serve the New Orleans area which, being at the southern end of the Mississippi flyway and on the Gulf of Mexico, gets a wide variety of species. Club sponsors free birding trips for members to birding hotspots.