BSNL Best in Voice Quality, Jio and Vodafone Tie for Second, Airtel Third in TRAI My Call User Data
BSNL has the highest rating in voice quality, Jio and Vodafone tie for the second spot, and Airtel comes third, according to updated user data gathered through the My Call app and published on the Telecom Regulatory Authority of India (TRAI) website.
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