India, June 30 -- India's wireless mobile market continued to expand in May 2026, but the country's two largest metro telecom circles moved in opposite directions. According to the latest telecom subscription data released by the Telecom Regulatory Authority of India (TRAI), Delhi recorded robust subscriber growth, while Mumbai witnessed a net decline despite additions by Bharti Airtel.

The contrasting performance highlights the varying competitive dynamics across India's metropolitan telecom markets, even as the national wireless subscriber base increased by more than 5 million during the month.

Mumbai's wireless mobile subscriber base fell from 40.38 million at the end of April to 40.31 million at the end of May, a net decline of 67,4...