Power high-conversion campaigns with Pulse 140 series numbers. Build caller trust, lower spam risks, improve pickup rates, and scale outreach across India.
140 series numbers, introduced by TRAI, are dedicated to business promotional and outbound calls in India. Managed under DLT (Distributed Ledger Technology) compliance, these numbers are designed to:

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Explore how 140 phone numbers power compliant promotional calling across industries
Distributed Ledger Technology telecom registration in India is essential for compliant business communication. Under TRAI’s promotional calling regulations, companies must register their entity, headers, and templates before sending promotional calls or SMS. Pulse Telesystems simplifies the entire process with expert support, fast approvals, and seamless syncing of your DLT profile with a verified 1400 series number for trusted campaigns.
The best telemarketing number for business is a 140 number India, which is a TRAI-mandated prefix for promotional sales calling solution in India, mainly registered commercial calls, ensuring high connectivity and reduced blocking.
A phone number starting with 140 is a dedicated prefix used specifically for telemarketing and promotional calls in India. It fulfills the TRAI guidelines for outbound calling and helps consumers easily identify commercial solicitations before answering the phone.
Calls starting with 140 are typically telemarketing or promotional calls. In India, TRAI mandates this prefix for commercial entities to help users identify and distinguish sales pitches from personal calls.
The 140 series is strictly for promotional calling numbers (marketing/sales). The 160 series is reserved for transactional/service calls from entities such as banks, hospitals, and government agencies to ensure high-priority delivery. This is the main difference between 140 and 160 telecom numbers.
Distributed Ledger Technology (DLT) is a blockchain-based registration system. It is necessary to prevent spam and fraud by verifying business identities and pre-approving their headers and message templates.
The 91 140 STD code in India is important for phone users because it helps identify promotional or telemarketing calls, improving transparency, avoiding fraud risks, and making informed call-answering decisions.