National Genealogy Society
http://www.ngsgenealogy.org/

The National Genealogical Society is a service organization that leads and educates the national genealogical community.

FamilySearch Internet Genealogy Service
http://www.familysearch.org/

Genealogy information provided by the Church of Jesus Christ of Latter-Day Saints.

MyFamily.Com
http://www.myfamilyinc.com/

MyFamily.Com is the leading password-protected community on the Internet for families. The site enables family members to communicate and share experiences with each other through free secure Web sites.

RootsWeb.Com
http://www.rootsweb.com/

The Internet's oldest and largest free Genealogy site.

The USGenWeb Project
http://www.usgenweb.org/

The USGenWeb Project consists of a group of volunteers working together to provide Internet Web sites for genealogical research in every county and every state of the United States. The Project is non-commercial and fully committed to free access for everyone.