IB schools are also known as the International Baccalaureate.The IB programme was founded in 1968 by International Baccalaureate Organisation. It includes following 3 educational courses :
PYP: The Primary Years Programme (Kindergarten to Class 5)
DP: The Diploma Programme (Class 11 to Class 12)
MYP: The Middle Years Programme (Class 6 to Class 10)

Following is the list of few IB school located in India which you are looking for .

American School of Bombay Mumbai, Maharashtra
Dhirubhai Ambani International School Mumbai, Maharashtra
Ahmedabad International School Ahmedabad - Gujarat
DRS International School Hyderabad
American International School Chennai
Bangalore International School Bangalore
Canadian International School Bangalore
Chinmaya International Residential School Coimbatore - Tamil Nadu
DPS International Pushp Vihar Saket/New Delhi
Choithram International Indore - M.P.
Amity Global School Gurgaon - Haryana
American Embassy School New Delhi