Some other websites that may be of interest to you...
The UK Club is one of the largest MX-5 Owners Clubs in the world. Membership is not only open to all owners of MX-5s, Roadsters and Miatas, but also to enthusiasts of the car who have yet to acquire one.
A Mazda MX5 owners club, based in the south of England, covering the Surrey, Sussex and Hampshire area.