National Highway 313 (NH 313) is a National Highway in North East India that connects Meka, near Roing and Anini in Arunachal Pradesh. It is a spur road of National Highway 13. NH-313 traverses the state of Arunachal Pradesh in India. This highway connects remotely located town of Anini, which is the headquarter of Dibang Valley district.
NH313 starts from its junction with NH-13 near Meka and terminates at Anini.