Gaibandhi is a village in Phenhara tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Gaibandhi was 3,863 which includes 2,030 males and 1,833 females. Gaibandhi covers 206 ha area. Pincode of Gaibandhi is 845430.