On Bey Gaon is a village in Phuloni tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of On Bey Gaon was 187 which includes 89 males and 98 females. On Bey Gaon covers 86 ha area. Pincode of On Bey Gaon is 782441.