Border countries (6):
Bangladesh: 4,096.70 km (2,545.57 mi),
China (PRC): 3,488 km (2,167 mi),
Pakistan: 3,323 km (2,065 mi),
Nepal: 1,751 km (1,088 mi),
Myanmar: 1,643 km (1,021 mi),
Bhutan: 699 km (434 mi).
Coastline: 7,516.6 km (4,670.6 mi)
Maritime boundaries: Andaman Sea, Indian Ocean
Administrative divisions 28 states and 8 union territories:
StatesAndhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttarakhand, Uttar Pradesh, West Bengal.
Union TerritoriesAndaman & Nicobar Islands, Chandigarh, Dadra and Nagar Haveli and Daman & Diu, The NCT of Delhi, Jammu & Kashmir, Ladakh, Lakshadweep, Puducherry.
Natural resources: coal (fourth-largest reserves in the world), antimony, iron ore, lead, manganese, mica, bauxite, rare earth elements, titanium ore, chromite, natural gas, diamonds, petroleum, limestone, arable land.