Audubon Ohio
www.audubonohio.org

Bird Post
www.birdpost.com

BirdSource
 www.birdsource.org

Black Swamp Bird Observatory
 www.bsbobird.org

Grange Insurance Audubon Center
http://oh.audubon.org/centers/columbus.html

Huston Brumbaugh Nature Center
http://www.muc.edu/academics/nature_center

National Audubon Society
 www.audubon.org

Ohio Audubon Chapters 
www.audubon.org/states/index.php?state=OH

Ohio Ornithological Society
 www.ohiobirds.org

Ohio Young Birders Club
www.ohioyoungbirders.org

Stark County Park District
www.starkparks.com

The Wilderness Center
 www.wildernesscenter.org

Three Rivers Avian Center
http://www.tracwv.org/