Company lists · Data refreshed September 2026

Top 20 Virtual call centers based in India

RevenueBase identified 146 company matches for virtual call centers associated with India as of September 2026 and tracks 4,203 professional contacts across them, including 75 with verified work emails. Noida is the largest hub.

This list covers company matches for virtual call centers 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 September 14, 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 Sep 14, 2026 How this list was built
146Companies
4,203Contacts tracked
75Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 20 largest virtual call centers based in India

Ranked by team size
Top 20 of 146 company matches for virtual call centers based in India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 14, 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 matchBhopal, IndiaHQ recorded Sep 14, 20261,001-5,0001,762 contacts →

Exact match

“Transforming Customer Experiences Worldwide** At Technotask, we've embarked on a journey of exponential growth and innovation since our inception in March 2020.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
2Exact matchNoida, IndiaHQ recorded Sep 14, 20265,001-10,000467 contacts →

Exact match

“DigiTech is one of the fastest growing Outsourcing & Offsourcing company in Delhi/NCR.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
3Exact matchNew Delhi, IndiaHQ recorded Sep 14, 2026201-500284 contacts →

Exact match

“Navigant Technologies is an ISO 9001-2008 certified international call center headquartered in Delhi, India.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
4Exact matchPatna, IndiaHQ recorded Sep 14, 202611-50110 contacts →

Exact match

“NORTHERN IT SERVICES PRIVATE LIMITED is a company based out of BESIDES 9 TO 9 SUPER MARKET, RAMNAGARI MORE SHIANA DIGHA ROAD, PATNA, Bihar, India.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
5Exact matchBangalore, IndiaHQ recorded Sep 14, 2026201-50063 contacts →

Exact match

“Mainstay offshore is an award winning offshore services provider providing Technical services in the areas of network, Dialup, browser, email, OS, hardware, software and web…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
6Exact matchNashik, IndiaHQ recorded Sep 14, 202651-20059 contacts →

Exact match

“Omiz Solutions is one stop solutions for Customer Service, Inbound Sales, Digital Marketing, Chat Support, Technical Support, CRM, Call Center, Google PPC, and Lead Generation We…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
7Exact matchDelhi, IndiaHQ recorded Sep 14, 202611-5053 contacts →

Exact match

“A Leading Customer Service Outsourcing Company Offering the Most Reliable and Cost-Effective Business Process Outsourcing Solutions Major Services include- Call Answering and…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
8Exact matchGurgaon, IndiaHQ recorded Sep 14, 2026501-1,00048 contacts →

Exact match

“At Tech Fi Technologies, we believe great customer experiences come from a perfect mix of human understanding and smart technology.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
9Exact matchChennai, IndiaHQ recorded Sep 14, 202651-20045 contacts →

Exact match

“ClearTouch, a TCN Company is a leading provider of cloud-based call center technology for enterprises, contact centers, BPOs, and collection agencies worldwide.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
10Exact matchAhmedabad, IndiaHQ recorded Sep 14, 202611-5029 contacts →

Exact match

“KingAsterisk Technologies is a leading force, with a clear goal of boosting communication and operational performance.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
11Exact matchKolkata, IndiaHQ recorded Sep 14, 202651-20017 contacts →

Exact match

“Vanggharamaa BPO (formerly known as All Area Access Solutions) is a leading customer service company that provides comprehensive support to businesses of all sizes and…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
12Exact matchAhmedabad, IndiaHQ recorded Sep 14, 20261,001-5,00014 contacts →

Exact match

“TrustBox Global Solutions Private Limited is a customer excellence contact center, integrating highly skilled professionals with cutting-edge technology, including Voice AI, to…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
13Exact matchPune, IndiaHQ recorded Sep 14, 202611-5014 contacts →

Exact match

“Established in 2009, Reliable Communication is a preferred Outbound Call Center service provider for sales process outsourcing with expertise in telecalling services for in-bound…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
14Exact matchGurgaon, IndiaHQ recorded Sep 14, 2026201-50012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
15Exact matchMumbai, IndiaHQ recorded Sep 14, 202651-2008 contacts →

Exact match

“eSampark Tech Solutions: Empowering Businesses with Innovative Solutions Elevate Your Customer Experience At eSampark Tech Solutions, we're passionate about delivering exceptional…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
16Exact matchJaipur, IndiaHQ recorded Sep 14, 202611-508 contacts →

Exact match

“Airson was established in 2012, with almost 10 years of experience to deliver high-performance telecom solutions to the industry.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
17Exact matchHyderabad, IndiaHQ recorded Sep 14, 202651-2005 contacts →

Exact match

“SKOFT Technologies is fast growing provider of high quality customer contact center services along with software development and digital advertising solutions.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
18Exact matchNew Delhi, IndiaHQ recorded Sep 14, 20261-102 contacts →

Exact match

“We are one of the leading companies, engaged in rendering Cloud based telephony solutions.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
19Exact matchPune, IndiaHQ recorded Sep 14, 20261-102 contacts →

Exact match

“Customer Compass isn’t just another outsourcing provider-we’re your strategic partner in delivering exceptional customer experiences.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
20Exact matchBangalore, IndiaHQ recorded Sep 14, 202611-502 contacts →

Exact match

“Hawks offers you polite, professional and affordable services.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase

Showing 20 of 146 virtual call centers based in India

See the full list, filter by size, metro and specialty, and access 75 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Virtual call centers based in India at a glance

As of Sep 14, 2026
1.8%Verified-email coverage
28.8Average contacts per company
11-50Median size (employees)
9.6%Largest-city concentration · Noida
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
58
51-200
35
201-500
14
501-1,000
6
1,001-5,000
6
5,001-10,000
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 146 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 “virtual call centers” 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 75 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 September 14, 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 “virtual call centers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many virtual call centers are there based in India?

RevenueBase identified 146 company matches for virtual call centers associated with India as of September 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?

Technotask Business Solutions PVT LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most virtual call centers?

Noida leads with 14 company records, followed by Kolkata (11) and Bangalore (11).

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 75 professional contacts with verified work emails tracked across these 146 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 September 14, 2026.

Ready to reach these companies? Verified emails and direct dials for all 146 virtual call centers based in India. Start with a free account, no credit card.

Download this list →

Related lists

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.