Includes info about an Adoption Registry and a Genealogy link. A US Nation Center for Health Statistics site with information on how to get vital records from each of the states or the federal government. Also how to search records for particular bits of information. A free registry that has a difficult interface if you're searching. Many Canadian entries.
Registration is free.
A free registry on one of the pages of one of the original AIML list administrators. You add your name by e-mail. Many other links as well, including addresses for joining mailing lists, tips on searching, and other adoption-related sites. ReuNet ReuNet is a large series of registries - this link is to the registry regarding adoption. More developments to come.