Truecaller Challenges India’s Telecom Regulator Over Anti-Spam Rules

Truecaller is currently in a public dispute with India’s telecom regulator over regulations concerning caller ID applications, claiming that the nation’s anti-spam measures are obstructing efforts to safeguard consumers from unwanted calls in its largest market.

On Wednesday, CEO Rishit Jhunjhunwala publicly challenged the Telecom Regulatory Authority of India (TRAI) on X, alleging that the regulator is preventing Truecaller from displaying community-reported spam data for calls originating from India’s dedicated 1400 and 1600 number series. He argues that this limitation has enabled misuse of these numbers and eroded trust in legitimate business communications.

The contention stems from a framework introduced in 2024, where India’s telecom authorities designated the 1400 and 1600 number series for commercial use. Businesses were directed to utilize the former for telemarketing and the latter for service- and transaction-related calls. TRAI subsequently mandated a transition to this designated numbering series, asserting it would help consumers identify authentic business communications while decreasing spam and fraudulent calls.

This framework was set up amid rising concerns over spam and scam calls in India, one of the world’s largest telecom markets. Regulatory agencies and telecom operators have launched various initiatives to tackle fraudulent communications. Last year, the Indian communications ministry revealed that authorities had disconnected over 2.1 million fraudulent mobile numbers and taken actions against more than 100,000 entities, underscoring the magnitude of the issue.

Jhunjhunwala argued that the policy has produced unintended consequences. He cited internal statistics showing a significant drop in trust regarding the designated number series, with Truecaller users ignoring 81% of calls from the 1400 series and 79% from the 1600 series in the last eight months. During that time, users blocked 74 million calls from these two series, with daily blocking actions for 1600-series numbers more than tripling since October 2025.

Since Truecaller is unable to label these numbers as spam, the company has introduced a “Frequently Blocked” badge to alert users when a number from the designated series has been frequently blocked by others.

This outspoken criticism followed a report by Indian business daily The Economic Times, which indicated that TRAI has sought powers under India’s Information Technology Act to regulate caller ID applications like Truecaller, Hiya, and Whoscall in order to classify numbers from the designated 1400 and 1600 series as spam.

TRAI and India’s Ministry of Electronics and Information Technology, which would evaluate any such proposal, have yet to provide comments on the matter.

This conflict arises at a critical time for Truecaller, as its core caller ID business faces mounting regulatory and competitive challenges while the company explores new products and services. India remains its dominant market, accounting for over 350 million of its 500 million monthly active users, according to the company.

Jhunjhunwala indicated that Truecaller would submit its data to the Indian IT ministry as part of the regulatory review process, emphasizing that decisions regarding caller ID applications should be evidence-based.

“Punish the bad actors, not companies like Truecaller that deliver meaningful positive impacts,” he stated.