Here’s a grand overview of the situation of data packs in the Kolkata Circle
Kolkata is one of the three metro circles, and it's a crowded telecom zone with more than 23 million mobile connections as of July 2015. Kolkata has had a rich telecom heritage. During the British rule, the first experimental electric telegraph line was started between Kolkata (then Calcutta) and Diamond Harbour in 1850. After the country's independence, the Chief Minister of West Bengal, Shri Jyoti Basu, ushered in the cellphone... Read More
