States having common frontiers with
(a) Pakistan: Gujarat, Rajasthan, Punjab and Jammu & Kashmir
(b) China: Himachal Pradesh, Uttarakhand, Sikkim, Arunachal Pradesh and Jammu & Kashmir
(c) Myanmar: Manipur, Nagaland, Arunachal Pradesh and Mizoram
(d) Bangladesh: West Bengal, Asom, Meghalaya, Tripura and Mizoram
(e) Nepal: Uttarakhand, U.P., Bihar, West Bengal and Sikkim.