Greater Ozarks Audubon Society - Based in Springfield. Field trips, projects, birding in the Springfield area, and newsletters. - http://www.greaterozarksaudubon.org/
Audubon Missouri - Represents the fourteen state chapters. Environmental news and conservation projects. - http://www.audubon.org/chapter/mo/mo/
Audubon Society of Missouri - Statewide organization dedicated to the preservation and protection of birds and other wildlife. Missouri Bird Records Committee section includes Annotated Checklist of Missouri Birds and reports. - http://www.mobirds.org/
St. Louis Audubon Society - Birding trips, meetings, events, Conservation Corner, scholarship information, and St. Louis birding resources. - http://www.stlouisaudubon.org/
Burroughs Audubon Society - Serves the greater Kansas City area. Meetings, field trips, rare bird alert, and birdwatching forum. - http://www.burroughs.org/