Faizullahpur is a village in Ghanshyampur tehsil in district of Darbhanga, Bihar, India. As per the data provided by Census of India in 2011, total population of Faizullahpur was 2,747 which includes 1,453 males and 1,294 females. Faizullahpur covers 169 ha area. Pincode of Faizullahpur is 847203.