Mawlong Sepngi is a village in Umling tehsil in district of Ribhoi, Meghalaya, India. As per the data provided by Census of India in 2011, total population of Mawlong Sepngi was 297 which includes 153 males and 144 females. Mawlong Sepngi covers N/A area. Pincode of Mawlong Sepngi is 793102.