i want to do BA.LLB coreespondence .where to do

You can do BA through Correspondance / Distance Learning. Through distance Learning, LLB is not permitted. Even if some college offers LLB through distance learning, you need to check its validity and recognition from Bar Association of Lawyers. You can do BA from KSOU www.ksoucollege.com Algappa U

You can contact National Law University, Jodhpur. They have very good Distance Education Programmes in Law. Another University is Annamalai University, Chennai.