Langtuk Ch Kathar is a village in Diphu tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Langtuk Ch Kathar was 207 which includes 102 males and 105 females. Langtuk Ch Kathar covers 15 ha area. Pincode of Langtuk Ch Kathar is 782480.