Kosi Zone

Kosi or Koshi (Nepali: कोसी अञ्चल, Nepali: कोशी अञ्चलListen) was one of the fourteen zones of Nepal until the restructure of zones to provinces. The headquarters of Kosi Zone was Biratnagar which was also its largest city. Other cities of Kosi Zone were Inaruwa, Dharan, Dhankuta, Jhumka, Duhabi, Tarahara and Itahari. Its main rivers were Arun, Tamor and Sapta Koshi.