The Western Development Region (Nepali: पश्चिमाञ्चल विकास क्षेत्र, Pashchimānchal Bikās Kshetra) was formerly one of Nepal's five development regions. It was located in the west-central part of the country, with its headquarters located in Pokhara. The region was divided into three parts, from south to north in order of increasing altitude: Terai, Hilly and Himalayan. Mustang, Damodar, Peri, Thaple, Ganesh are among the major ranges of the Himalayas.
It comprised three zones:
Dhawalagiri (or Dhaualagiri)
Gandaki
Lumbini