TRAI Sets February 15 Deadline for IRDAI-Regulated Entities to Adopt 1600-Series Service Numbers

The Telecom Regulatory Authority of India has issued a fresh directive aimed at strengthening consumer trust and reducing financial fraud in voice communications.
As part of this move, insurance sector entities will be required to migrate their service and transactional calls to a designated numbering series within a defined timeline.
Mandatory Shift To 1600-Series Numbers
TRAI has instructed all entities regulated by the Insurance Regulatory and Development Authority of India to use the 1600-series numbering for service and transactional voice calls. The transition must be completed by February 15, 2026.
The decision follows consultations with IRDAI, and discussions held under the Joint Committee of Regulators. The 1600 series has been earmarked by the Department of Telecommunications to help consumers clearly distinguish genuine service-related calls from other commercial or potentially fraudulent communications.
Adoption Status and Broader Rollout
According to TRAI, around 570 entities have already adopted the 1600-series, with more than 3,000 numbers subscribed so far.
The numbering framework is already applicable to entities regulated by the Reserve Bank of India, the Securities and Exchange Board of India and the Pension Fund Regulatory and Development Authority.
The authority said uniform adoption across regulated financial sectors will improve call traceability, enhance consumer confidence and reduce impersonation-based fraud.
Read More: Blue Cloud Softech Empaneled by BSNL for 5G FWA Services in Maharashtra and Goa!
Conclusion
With a clear deadline and growing adoption, TRAI’s directive signals a coordinated push to standardise verified service calls across the insurance and financial ecosystem, strengthening transparency and consumer protection in voice communications.
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Published on: Dec 18, 2025, 12:50 PM IST

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