Western Himalayas is the part of which of the following major regions according to the division divided by National Mapping Organization:

According to the National Mapping Organization's classification, Western Himalayas is considered part of the Northern region of India. This classification is based on geographical features and physiographic divisions. The Western Himalayas stretch across Jammu and Kashmir, Himachal Pradesh, and Uttarakhand, all of which fall in the northern zone.