Naga, Khasi and Garo hills are located in _____.
The Purvanchal Mountains cover the states of Assam, Manipur, Tripura, Nagaland, Meghalaya and Mizoram. The Garo, Khasi and Jaintia hills are not located in this range which are part of Deccan plateau. Purvanchal hill range include the Patkai, Naga, Barail range, Manipur and Mizo hills.