Oasa Mafi is a village in Hasanpur tehsil in district of Jyotiba Phule Nagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Oasa Mafi was 1,177 which includes 626 males and 551 females. Oasa Mafi covers 175.58 ha area. Pincode of Oasa Mafi is N/A.