Longpongsedi is a village in Tarak Lengdi tehsil in district of Kurung Kumey, Arunachal Pradesh, India. As per the data provided by Census of India in 2011, total population of Longpongsedi was N/A which includes N/A males and N/A females. Longpongsedi covers 1710 ha area. Pincode of Longpongsedi is N/A.