Company lists · Data refreshed September 2026

Top 25 Healthcare contact centers worldwide

RevenueBase identified 963 company matches for healthcare contact centers worldwide as of September 2026 and tracks 66,202 professional contacts across them, including 9,055 with verified work emails. The United States is the largest market and Rawalpindi the largest hub.

This list covers company matches for healthcare contact centers worldwide, 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 28, 2026. Country and city lists for healthcare contact centers follow the table.

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 28, 2026 How this list was built
963Companies
66,202Contacts tracked
9,055Verified emails
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The 25 largest healthcare contact centers worldwide

Ranked by team size
Top 25 of 963 company matches for healthcare contact centers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchNashville, TN, United StatesHQ recorded Sep 28, 202610001+5,984 contacts →

Exact match

“Parallon leverages extensive expertise across a broad portfolio of revenue cycle, contact center, and clinical and administrative shared services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchBloomington, IL, United StatesHQ recorded Sep 28, 202610001+5,553 contacts →

Exact match

“When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchDallas, TX, United StatesHQ recorded Sep 28, 20265,001-10,0004,342 contacts →

Exact match

“With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchKolkata, IndiaHQ recorded Sep 28, 20261,001-5,0003,346 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchDallas, TX, United StatesHQ recorded Sep 28, 20261,001-5,0003,122 contacts →

Exact match

“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchBerwyn, PA, United StatesHQ recorded Sep 28, 20265,001-10,0002,774 contacts →

Exact match

“Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchAkron, OH, United StatesHQ recorded Sep 28, 20261,001-5,0001,764 contacts →

Exact match

“InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchBoca Raton, FL, United StatesHQ recorded Sep 28, 20265,001-10,0001,741 contacts →

Exact match

“Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 20261,001-5,0001,473 contacts →

Exact match

“Senture provides comprehensive contact center service support nationally.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchGuayaquil, EcuadorHQ recorded Sep 28, 20261,001-5,0001,225 contacts →

Exact match

“We deliver tailored Contact Center and Back Office solutions to our strategic partners, leveraging advanced technology and high quality standards to elevate customer experiences…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchHyderabad, IndiaHQ recorded Sep 28, 20261,001-5,0001,076 contacts →

Exact match

“Even the markets know that we’re the good call’!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMontréal, CanadaHQ recorded Sep 28, 2026501-1,000589 contacts →

Exact match

“GEXEL est un centre de contact clients fondé en 1998 et dont le siège social est au Québec.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchCórdoba, ArgentinaHQ recorded Sep 28, 20261,001-5,000572 contacts →

Exact match

“Empresa dedicada a prestar servicios de Contact Center a terceros.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchSanto Domingo, Dominican RepublicHQ recorded Sep 28, 2026501-1,000555 contacts →

Exact match

“CCD is now part of GeBBS Healthcare Solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSalisbury, NC, United StatesHQ recorded Sep 28, 2026501-1,000542 contacts →

Exact match

“We are customer service experts.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchColumbus, OH, United StatesHQ recorded Sep 28, 20261,001-5,000515 contacts →

Exact match

“ContactUs Communications is a U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 20261,001-5,000478 contacts →

Exact match

“Alvaria CX, the global leader in contact center solutions, emerged from the 2021 merger of Noble Systems and Aspect, bringing over 50 years of CX innovation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 2026201-500467 contacts →

Exact match

“Contact Center Services | Behavioral Health | Technology Pearl Interactive Network is a leader in delivering cutting-edge contact center, beneficiary support, and behavioral…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchSanto Domingo, Dominican RepublicHQ recorded Sep 28, 20265,001-10,000459 contacts →

Exact match

“In 2006, Advensus embarked on its journey in the Dominican Republic, initially known as Nearshore, with a modest 100 telemarketing positions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSan Fernando De Henares, SpainHQ recorded Sep 28, 20265,001-10,000459 contacts →

Exact match

“Unitono es un referente en el sector del Contact Center.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchCairo, EgyptHQ recorded Sep 28, 20261,001-5,000447 contacts →

Exact match

“Proper Business solutions is offering a comprehensive suite of customer care call center services, outbound and lead generation, back-office and data processing solutions to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchCleveland, OH, United StatesHQ recorded Sep 28, 2026501-1,000442 contacts →

Exact match

“RelateCare is a patient engagement solutions organization that specializes in patient access and clinical communication solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSanta Ana, CA, United StatesHQ recorded Sep 28, 2026501-1,000431 contacts →

Exact match

“About : Ansafone is the leading outsourced contact center solution provider for companies in the US and Canada and maintains international alliances for global reach.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchSalvador, BrazilHQ recorded Sep 28, 2026501-1,000423 contacts →

Exact match

“Olá, somos a Qualirede, nós prestamos serviços para planos de saúde!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchChileHQ recorded Sep 28, 2026201-500390 contacts →

Exact match

“Soluciones integrales de Contact Center.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 963 healthcare contact centers worldwide

See the full list, filter by size, metro and specialty, and access 9,055 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Healthcare contact centers worldwide at a glance

As of Sep 28, 2026
13.7%Verified-email coverage
68.7Average contacts per company
51-200Median size (employees)
1.0%Largest-city concentration · Rawalpindi
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
185
11-50
277
51-200
276
201-500
99
501-1,000
53
1,001-5,000
55
5,001-10,000
10
10001+
6

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for healthcare contact centers are linked below.
What qualifies
Company records worldwide whose business descriptions match “healthcare contact 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. 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 9,055 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 28, 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.

Healthcare contact centers by location

1 lists · largest first

Every Healthcare contact centers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “healthcare contact centers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare contact centers are there worldwide?

RevenueBase identified 963 company matches for healthcare contact centers worldwide 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?

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

Which country has the most healthcare contact centers?

The United States leads with 292 companies. Every healthcare contact centers list by country and city is linked on this page.

Which city has the most healthcare contact centers?

Rawalpindi leads with 10 company records, followed by London (9) and Barcelona (8).

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 9,055 professional contacts with verified work emails tracked across these 963 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 28, 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.