Time zone in Chennai is : GMT+05:30
Chennai is a city located in India and considered as one of the world\'s fastest growing cities. Chennai formerly known as Madras. In 1996, the Tamilnadu government renamed Madras to Chennai for the reason that ‘Chennai’ was the city’s traditional name while Madras name was come during colonial rule. The culture of this city is distinctly different from that of any other city in India.
Time zone in Calcutta is : GMT+05:30
Calcutta, or Kolkata, is the capital city of the state of West Bengal, India. The city once became the capital city of India in 1772 until 1912. Calcutta is the principal commercial, cultural, and educational centre of East India. This developing city also has a rash of air-conditioned shopping malls and some of the best restaurants in India. Visitors will be pleased with a view of the city filled with beautiful dramatic colonial architecture of the building.