Phankai Rongpi is a village in Phuloni tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Phankai Rongpi was 335 which includes 171 males and 164 females. Phankai Rongpi covers 5 ha area. Pincode of Phankai Rongpi is N/A.