One example of a support group for those with social anxiety is social phobics anonymous. If you try Googling on your internet browser the below words you can find this group.

healsocialanxiety

They have phone support groups and face to face groups. Face to face is really what people need, but the phone groups can help too. In addition, groups like Obesessive Compulsive Anonymous call help people with social anxiety.

A therapist can also help you sort out what you are socially anxious.
Keep us updated on how things go. Let me know if you have any other questions.