India, Oct. 16 -- India's telecom operators will have to introduce Calling Name Presentation (CNAP) across 4G and higher-generation mobile networks from 1 November 2026, following a directive from the Department of Telecommunications (DoT). The service will display a caller's name alongside their phone number, using subscriber records maintained by the originating telecom operator.

Under a circular, the DoT directed all telecom service providers authorised to offer access services to implement CNAP across their service areas. The service will be provided by default, without requiring subscribers to make a separate request.

The move is intended to strengthen caller identification by allowing users to identify incoming calls from numbers ...