Association of Amateur Heralds - Includes depictions of arms from several armorials, and offers free assistance with such tasks as designing or rendering arms. - http://www.amateurheralds.org/
The American College of Heraldry - A nonprofit organization established in 1972, dedicated to the study and preservation of heraldry in the United States and abroad. - http://www.americancollegeofheraldry.org/
The Heraldry Society of Scotland - Aims to promote the study of heraldry and encourage its correct use in Scotland and Overseas. Information on Scottish heraldry, the Lyon Court, acquiring arms in Scotland, and society business. - http://www.heraldry-scotland.co.uk
The Court of the Lord Lyon - Heraldic authority for Scotland. Includes FAQs and information about the court, heraldry, clans and tartans, and flags. - http://www.lyon-court.com/lordlyon/index.html
College of Arms - Responsible for granting arms in England. Includes description, FAQs, recent grants, links and contact information. - http://www.college-of-arms.gov.uk/
The Russian College of Heraldry - Non-governmental group registering arms in Russia. Has organization information and a FAQ. - http://www.armorial.ru/
The Heraldry Society - Information on British heraldry, the services of this UK society, and links. - http://www.theheraldrysociety.com/