American Birding Association (ABA) ABA is North America's largest organization for active birders. The website has a lot of information about the organization, birder's resources, events, and web links.
Birding Pal is a well established global website for traveling birders. Going on a business trip, to a conference or on vacation? Have a bit of extra time? Don't waste it. Go birdwatching and enjoy the safety and knowledge of a local birder.
Cornell Laboratory of Ornithology This site just seems to get better and better. There is a bird-of-the-week, a sound-of-the-week, and lots of projects of interest to birders.
Find a Christmas Bird Count Near You Participate in the Christmas Bird Count wherever you will be.
The Feather Atlas Did you find a feather? Use this site to identify it.Hawk Migration Association of America This site has information on Hawk Watches across the country.
National Audubon Society There is lots of information about bird conservation projects you can get involved in. Try the WatchList - it has nice species accounts.
The New England Birding Calendar - Schedule of field trips and other birding events throughout the New England states.
Patuxent Wildlife Research Center Breeding bird survey results and a wealth of other information at this site.
Sierra Club This is the environmental club's national homepage.
Smithsonian Migratory Bird Center. Check out their fact sheets, Bird of the Month, neotropical bird section, and more.