I just saw a post on a blog I follow, by a mother whose teenage daughter wants to start a Facebook chat group with other teenage girls with ASDs. To keep the group safe, it is by invitation only, so Iif you and your daughter are interested, you will need to reply to the blog post below.
http://emmashopebook.com/2015/02/12/calling-all-autistic-teen-girls-by-emma/
http://emmashopebook.com/2015/02/12/calling-all-autistic-teen-girls-by-emma/