Website: http://www.dbenational.org
The DBE is a charitable, non-political, non-sectarian, volunteer American society of women of British or Commonwealth birth or ancestry, or who are the partners of persons of British or Commonwealth birth or ancestry.
Membership is extended by invitation to women residing in the USA who are of British or British Commonwealth heritage by birth, naturalization or proven ancestry, and to women who are the wives or partners of persons of British or Commonwealth heritage by birth, naturalization or proven ancestry.
Junior membership is available for eligible girls 13-18 years of age.
Source(s): http://www.dbenational.org/about-us/who-can-join