864 series mobile number details

Department of Telecommunications (DoT) has allocated 864 mobile series to Bharat Sanchar Nigam Limited, Vodafone Idea Limited company to be used for SIM cards in West Bengal, Sikkim and Andaman Nicobar Islands, Tamil Nadu, Puducherry and Karaikal, Kolkata, Howrah, Hooghly, North 24 Parganas, South 24 Parganas and Nadia.