Tmulbari Rf is a village in Donka tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Tmulbari Rf was 1,943 which includes 990 males and 953 females. Tmulbari Rf covers 218 ha area. Pincode of Tmulbari Rf is 782450.