837 series mobile number details

Department of Telecommunications (DoT) has allocated 837 mobile series to Vodafone Idea Limited, Bharti Airtel Limited company to be used for SIM cards in Madhya Pradesh and Chhattisgarh, West Bengal, Sikkim and Andaman Nicobar Islands, Andhra Pradesh, Telangana and Yanam, Delhi NCR, Maharashtra and Goa.