Longkhum is a village in Ongpangkong tehsil in district of Mokokchung, Nagaland, India. As per the data provided by Census of India in 2011, total population of Longkhum was 3,811 which includes 1,961 males and 1,850 females. Longkhum covers N/A area. Pincode of Longkhum is 798601.