There are multiple classes of membership, from the free one which basically just gives you access to reviews and ratings, up through the Gold class which has job completion insurance and phone access to member services for assistance. Here are a couple of links which should help - though bear in mind this may all change shortly now Angies List has just been bought out (again).
https://www.angieslist.com/basic/new-...
http://time.com/money/4246397/angies-...
As I understand it, now one cost regardless of locale (for a given plan level) though they still offer introductory discounts in some areas and at state fairs and such evidently.
