Send OTP Service Verification Messages

OTP Service India | Bulk SMS OTP Service | Best OTP Service Provider 

Our APIs are completely in-house built meeting 325 enterprise-grade standards and We take the responsibilities for OTP service.

OTP Service


Direct Connectivity With TIER-1, Telcob To Provide Average Delivery Time Of 2-6 Sec.


Do Not Let Bulk SMS service Companies Resell Your Data, Mask Numbers With 2 Factor.


In-house Built Routing Algorithms Ensure Timely & Rapid  Delivery Of Messages,
24 x 7!


Proprietary Routing Algorithm To Re-Route Failed Messages Via Backup Operators.


Higher Throughput Limits Ensure Swift Delivery Of High Volume Marketing Campaigns.


Receive Real-time & Detailed Delivery Reports Straight From The Operator End.


Pay Only For OTP service Delivered Within 15 Seconds. In First Attempt Via Primary Operator


Focus On Growing Your Customer Base While We Take Care Of Infrastructure & Support.

24*7 Customer Support

You can call anytime to our customer support team via toll free number.

Simple, Flexible Pricing

Over 5,000 paying customers trust telcob to deliver more than 325 Millions SMS every month.

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Pay as you Go

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Subscriber Growth

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What solution is right for you?

For Business

Send the Right Message to the Right Person at the Right Time

For Franchises

Send the Right Message to the Right Person at the Right Time

For Agencies

Send the Right Message to the Right Person at the Right Time

What You Can Expect from Telcob Best-in-Class OTP Service

One Time Password | OTP Service Provider in India

The best and easiest way of delivering OTP Service is through the SMS channel. Telcob offers One-Time Passwords (OTP) SMS delivery services, which can be further used to authenticate a user or for account verification.
OTP Services in India has come up with a Good Demand with, so many active users of Payment Gateways and Subscribers of Online Services.

One Time Password Service Provider

OTP Service demand Instant Delivery of SMS backed by a secure Technology to Transact the SMS. The Best way to deliver OTP Service is through the SMS. Clients can get these service from us at a very low price as compared to other OTP Service Provider. We are offering most reliable SMS gateway and application programming interface for delivering secured OTP SMS Service.

Any Client requiring OTP Service must get

  • Live Delivery Report
  • Secured SMS Routes
  • Instant Delivery of OTP SMS
  • Priority SMS Gateway Routes
  • All India & All Operator SMS Delivery
  • Easy integration with Organization Systems

Areas Where You can Use Our OTP SMS service

  • Account creation.
  • E-commerce sites
  • Checkout processing.
  • Mobile number verification.
  • COD payment option validation.
  • Protection of Online bank accounts

Why Telcob

Bulk SMS Service and behavioral marketing expertise with a personalized, customer-focused approach.

Telcob is not just a Bulk SMS provider but a trusted partner who cares about delivering measurable results.

Telcob provide free OTP service in all over India. We have been providing Bulk SMS service and toll free number for over a decade.

We are problem solvers by delivering bulk SMS service and toll-free number in all over India.

Our professional are highly engaged with our clients to ensure success.


Frequently Asked Questions

How do refunds work?

Open a refund request with us and we can work with you to resolve it ASAP.

Can I pay using AMEX?

Yes, we accept all major credit cards, including AMEX, so rack up those points!

Is there a bulk-buy discount?

We have corporate and enterprise arrangements that our pricing team can assist with on a case-by-case basis. Contact Us for info.

Is there a minimum contract term?

No! The beauty of our service is that you can cancel anytime you need to — no questions asked.

Do I need an SSL certificate?

This depends on whether your plan to process the payment on your site or not. We recommend using a third-party provider to unburden yourself.

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