Tattoo Club of Great Britain  
   Includes a list of upcoming events, classified ads, list of tattooed celebrities, and information about the British Tattoo History Museum.
   http://www.tattoo.co.uk/

Swedish Professional Tattoo Association  
   Information and advice for safe tattooing. List of members. [Swedish and English]
   http://www.swedishtattoo.com/

Christian Tattoo Association  
   Promoting health and safety issues and encouraging moral and professional standards within the industry. Statement of purpose, members list, image gallery, FAQ section, and information on scripture regarding this ancient art.
   http://www.xtat.org/

Florida Professional Tattoo Artists Guild  
   Membership guidelines and information, member lists, and officers.
   http://www.fptag.com/

The Healing Art Foundation  
   Fundraising group that brings breast cancer survivors and Tattooist together. Features organization information, donation details, and "artists helping artists" program.
   http://www.healingartt.com/