CERT School
   Leicester, England based organization, set up to provide training in Rugby Union refereeing to those involved in the sport at all levels.
   http://freespace.virgin.net/malcolm.eames/CERT/

King Country Rugby Referees
   Information on refereeing and rugby in general within the King Country, New Zealand
   http://www.kcrra.co.nz/

LearnRugbyLaws.com
   A free resource to help referees, players, and fans enhance their rugby Law knowledge from a referee with the Society of Texas Rugby Referees in the south-central United States.
   http://www.learnrugbylaws.com/

NSW Rugby Referees
   Articles, stories, weekly appointments, news, draws, results, seasonal calendar, contact details and links.
   http://nswrefs.rugbynet.com.au/

Northern California Rugby Referee Society
   The Northern California Rugby Referee Society provides referees and touch judges for rugby matches in northern California and northwestern Nevada.
   http://pelicanrefs.com/

Society of Internet Rugby Referees
   Provides a challenge to knowledge, understanding, and application of the Laws of Rugby Football.
   http://members.tripod.com/bmarzahn/SIRR/

Southern California Rugby Referees Society
   Provides the officials for all rugby games played in Los Angeles and Orange County, San Luis Obispo, Tucson, Las Vegas, and San Diego. Contacts, photographs, referees, schedule, and clinic.
   http://www.scrrs.org/