Fatehpurkamasin is a village in Bikapur tehsil in district of Faizabad, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Fatehpurkamasin was 3,994 which includes 2,027 males and 1,967 females. Fatehpurkamasin covers 473.9 ha area. Pincode of Fatehpurkamasin is 224223.