Gramthan () is a Gaupalika (rural municipality) located at Morang district. Lakhantari, Sidharaha, Tetariya, Jhorahat, Motipur and Banigama VDCs were incorporated into Gramthan Gaupalika. This rural municipality has an area of 71.84 km<sup>2</sup>. The population as of 2017 is 32,717. The current VDC Office of Tetariya is the office of this Gaupalika.