Company lists · Data refreshed October 2026

Top 25 Cloud telephony software companies based in India

RevenueBase identified 245 company matches for cloud telephony software companies associated with India as of October 2026 and tracks 8,438 professional contacts across them, including 2,057 with verified work emails. Noida is the largest hub.

This list covers company matches for cloud telephony software companies associated with India, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 19, 2026 How this list was built
245Companies
8,438Contacts tracked
2,057Verified emails
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The 25 largest cloud telephony software companies based in India

Ranked by team size
Top 25 of 245 company matches for cloud telephony software companies based in India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHyderabad, IndiaHQ recorded Oct 19, 20261,001-5,000673 contacts →

Exact match

“Through Tanla Platforms Limited's cloud communications technology, over global enterprises deliver billions of critical customer interactions daily – from vital banking alerts to…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Oct 19, 2026501-1,000616 contacts →

Exact match

“Route Mobile began as an idea in 2004, founded by our Managing Director, Mr Rajdip Gupta – to bring about digital disruption in communication with simplified solutions that…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchHyderabad, IndiaHQ recorded Oct 19, 2026201-500532 contacts →

Exact match

“Telecom Applications are one of the fastest-changing technologies of today.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchGurgaon, IndiaHQ recorded Oct 19, 2026501-1,000431 contacts →

Exact match

“Founded in 2010, Real Time Data Services (RTDS) is a group of companies excelling in global information technology, specializing in Cloud Computing and Cloud Telephony.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchNoida, IndiaHQ recorded Oct 19, 2026201-500327 contacts →

Exact match

“MyOperator is a Business AI Operator, a category-defining platform that unifies WhatsApp, calls, and AI-powered chat & voice bots to deliver end-to-end customer communication…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchJaipur, IndiaHQ recorded Oct 19, 2026501-1,000252 contacts →

Exact match

“Sarv.com: Revolutionising Customer Experience We believe communication is the backbone of every successful business.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchGurgaon, IndiaHQ recorded Oct 19, 2026201-500234 contacts →

Exact match

“At Acefone, we make interactions simple, powerful, and customer focused.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchGurgaon, IndiaHQ recorded Oct 19, 2026501-1,000215 contacts →

Exact match

“Ameyo is a customer experience platform that helps enterprises of all sizes to connect, serve and support their customers.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchBangalore, IndiaHQ recorded Oct 19, 202651-200193 contacts →

Exact match

“At Ubona Technologies, we are all about customer experience.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchGurgaon, IndiaHQ recorded Oct 19, 202651-200188 contacts →

Exact match

“C-Zentrix is a leading Customer Experience and contact center solution provider with clients all over India, APAC, Middle East Asia, North America and Africa.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchChennai, IndiaHQ recorded Oct 19, 202651-200167 contacts →

Exact match

“Pulse Telesystems is a leading telecom solution provider in India, offering businesses personalized telecom solutions that meet their growing needs and beyond.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchKochi, IndiaHQ recorded Oct 19, 2026501-1,000145 contacts →

Exact match

“DRD Communications & Software Private Limited is a subsidiary of DRD Communications Ltd, UK to provide software development and support services to telecom billing.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchNew Delhi, IndiaHQ recorded Oct 19, 202651-200142 contacts →

Exact match

“At Teckinfo, we are committed to pioneering advancements in communication technology.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchPune, IndiaHQ recorded Oct 19, 202651-200129 contacts →

Exact match

“Chat360 is an omnichannel customer engagement platform powered by Agentic AI, helping enterprises deliver connected, personalized, and scalable customer interactions across every…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchBangalore, IndiaHQ recorded Oct 19, 202651-200110 contacts →

Exact match

“TeleCMI is a global cloud communication platform trusted by 2,500+ brands, powering over 1 million business conversations every month.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchMumbai, IndiaHQ recorded Oct 19, 202651-200106 contacts →

Exact match

“SlashRTC is a contact center and cloud communication provider offering solutions to enterprise and business organisations over cloud and in-premise.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchAhmedabad, IndiaHQ recorded Oct 19, 202651-20099 contacts →

Exact match

“Inextrix Technologies Pvt.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchNoida, IndiaHQ recorded Oct 19, 202651-20094 contacts →

Exact match

“CallerDesk is a patent-granted cloud telephony and cloud contact center platform designed to simplify and modernize business communication.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchMumbai, IndiaHQ recorded Oct 19, 202651-20093 contacts →

Exact match

“Avhan Technologies builds the execution layer for the hyper-connected business world.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchNew Delhi, IndiaHQ recorded Oct 19, 202651-20086 contacts →

Exact match

“PRP Services Private Limited has focused on the Cloud Telephony and Text Messaging solutions - help businesses to receive and make phone calls and SMS from anywhere, at any place…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchHyderabad, IndiaHQ recorded Oct 19, 202651-20086 contacts →

Exact match

“Office24by7 helps enterprises streamline operations, improve sales performance, and deliver consistent customer experiences, all from one unified platform.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchGurgaon, IndiaHQ recorded Oct 19, 202651-20083 contacts →

Exact match

“SAN Softwares is an AI-driven Telecommunication Software partner for intelligent communication and client engagement.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchNoida, IndiaHQ recorded Oct 19, 202651-20081 contacts →

Exact match

“Fonada Group | Omnichannel AI Platform + Indic Voice AI Infrastructure At Fonada (Shivtel Communications Pvt.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchSarkhej, IndiaHQ recorded Oct 19, 202651-20080 contacts →

Exact match

“AppitSimple Infotek Pvt Ltd - A Pioneer product-based IT company that has been revolutionizing & simplifying the way organizations do business since the last many years.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchAhmedabad, IndiaHQ recorded Oct 19, 202651-20077 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 245 cloud telephony software companies based in India

See the full list, filter by size, metro and specialty, and access 2,057 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cloud telephony software companies based in India at a glance

As of Oct 19, 2026
24.4%Verified-email coverage
34.4Average contacts per company
11-50Median size (employees)
11.0%Largest-city concentration · Noida
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
45
11-50
105
51-200
72
201-500
15
501-1,000
5
1,001-5,000
1

Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 245 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with India whose business descriptions match “cloud telephony software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 2,057 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cloud telephony software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cloud telephony software companies are there based in India?

RevenueBase identified 245 company matches for cloud telephony software companies associated with India as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Tanla Platforms Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most cloud telephony software companies?

Noida leads with 27 company records, followed by Bangalore (24) and New Delhi (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,057 professional contacts with verified work emails tracked across these 245 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.