American Fancy Rat and Mouse Association
A non-profit international rat & mouse club for show and pets
http://www.afrma.org/
Eastern American Rats Society
Eastern American Rats Society
http://members.fortunecity.com/zaylee/
National Alternative Pet Association
Pet, educational or zoo exotic animal care information resource for many species of alternative or exotic pets. exotic pet education. networking and listing of shelter/rescue/adoption efforts and much more.
http://www.altpet.net/
Rat & Mouse Club of America
The rat and mouse club of america (rmca)
http://www.rmca.org/
The Rat Fan Club
The only club devoted to rats as pets. rat lovers can find the answers to questions about rat health, games, tricks, and toys for their rats and themselves.
http://www.ratfanclub.org/