Hassum
Hassum (also given as Khashshum, Ḫaššum, Hassu, Hassuwa or Hazuwan) was a Hurrian city-state, located in southern Turkey most probably on the Euphrates river north of Carchemish.
The exact location of the city has not been conclusively determined. Suggested sites include Tilbeshar, Oylum Höyük, Ain Dara, and Tilmen Höyük.