For effective administration, the Indian Army has segregated the various regions in India into Four Zones. Below is the list of states covered in each zone.
Zone – I
The state of Haryana, Himachal Pradesh, Jammu & Kashmir, Punjab and the Indian Territories of Delhi & Chandigarh.
Zone – II
The state of Bihar, Madhya Pradesh, Orissa, Uttar Pradesh, Uttrakhand, Jharkhand and Chhattisgarh,
Zone – III
The state of Assam, Meghalaya, Manipur, Tripura, Nagaland, Sikkim, West Bengal, Mizoram, Arunachal Pradesh and Andman & Nicobar Island
Zone – IV
The state of Andhra Pradesh, Gujarat, Kerala, Tamilnadu, Maharashtra, Karnataka and the Union Territories of Dadar and Nagar Haveli, GOA, Daman & Diu, Lakshdeep and Pondicherry.