Purba Fanai is a village in Ramkrishna Nagar tehsil in district of Karimganj, Assam, India. As per the data provided by Census of India in 2011, total population of Purba Fanai was 401 which includes 213 males and 188 females. Purba Fanai covers 125.09 ha area. Pincode of Purba Fanai is N/A.