Rat Clubs:

http://www.neratsociety.co.uk/

Some useful websites and articles on rat care:

http://www.isamurats.co.uk/rat-information-and-care.html

http://www.quite.co.uk/rats/

http://www.ratsrule.com/ratcare.html

http://www.dapper.com.au/articles.htm

http://ratguide.com/care

 Useful forums:

http://www.fancyratsforum.co.uk/

http://www.itwor.co.uk/forum/

http://www.ratsrule.com/

Feeding:

 www.ratrations.co.uk - A favourite provider of rat food and accessories**

http://www.shunamiterats.co.uk/shunamite.shtml

http://www.fancy-rats.co.uk/information/guides.php?subject=shunamite

http://www.ratsrule.com/diet.html

Shopping (cages, hammocks, toys etc):

www.ratwarehouse.co.uk

www.zooplus.co.uk

http://www.ratpad.co.uk/