Company lists · Data refreshed September 2026

Top 25 Appointment setting answering services worldwide

RevenueBase identified 2,556 company matches for appointment setting answering services worldwide as of September 2026 and tracks 47,104 professional contacts across them, including 4,226 with verified work emails. The United States is the largest market and Rawalpindi the largest hub.

This list covers company matches for appointment setting answering services 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 21, 2026. Country and city lists for appointment setting answering services 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 21, 2026 How this list was built
2,556Companies
47,104Contacts tracked
4,226Verified emails
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The 25 largest appointment setting answering services worldwide

Ranked by team size
Top 25 of 2,556 company matches for appointment setting answering services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchBerwyn, PA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
2Exact matchBoca Raton, FL, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
3Exact matchSt Petersburg, FL, RussiaHQ recorded Sep 21, 20261,001-5,0001,198 contacts →

Exact match

“The Office Gurus (TOG) is a global call center and business process outsource provider of customer care, telemarketing, lead generation, appointment setting, order entry, accounts…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchHyderabad, IndiaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
5Exact matchGoiânia, BrazilHQ recorded Sep 21, 202610001+1,058 contacts →

Exact match

“Em breve uma nova página da BTCC Conexão Cliente.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchHorsham, PA, United StatesHQ recorded Sep 21, 2026501-1,000883 contacts →

Exact match

“If you are interested in growing your business or increasing efficiency, AnswerNet has the expertise, technology, and people to help you take your company to new heights!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchJaipur, IndiaHQ recorded Sep 21, 2026501-1,000649 contacts →

Exact match

“We at Girnar Care work towards customer satisfaction and it is also a center of customer excellence.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchProvidencia, ChileHQ recorded Sep 21, 20261,001-5,000623 contacts →

Exact match

“Impulsamos el éxito de nuestros clientes a través de soluciones personalizadas en Contact Center y experiencia al cliente.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchCórdoba, ArgentinaHQ recorded Sep 21, 20261,001-5,000572 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchSanto Domingo, Dominican RepublicHQ recorded Sep 21, 2026501-1,000555 contacts →

Exact match

“CCD is now part of GeBBS Healthcare Solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchSalisbury, NC, United StatesHQ recorded Sep 21, 2026501-1,000542 contacts →

Exact match

“We are customer service experts.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchChesapeake, VA, United StatesHQ recorded Sep 21, 2026501-1,000478 contacts →

Exact match

“Since 1991 MAP Communications has been providing professional live telephone answering services 24/7/365.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchSanto Domingo, Dominican RepublicHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261,001-5,000454 contacts →

Exact match

“SupportZebra is a business process outsourcing company based in the Philippines, with headquarters in the Houston,TX region, that specializes in: Sales & Marketing Retention |…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchCairo, EgyptHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
16Exact matchHurst, TX, United StatesHQ recorded Sep 21, 202651-200428 contacts →

Exact match

“Alliance is a domestically operated, internationally recognized professional contact center specializing in lead generation and appointment setting.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchBloomington, MN, United StatesHQ recorded Sep 21, 20261,001-5,000354 contacts →

Exact match

“For over 35 years, The Connection has made a name for ourselves becoming one of the top industry partners to Fortune 500 companies looking to outsource their contact center…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchIowa City, United StatesHQ recorded Sep 21, 20261,001-5,000346 contacts →

Exact match

“As a distinguished global leader in call center outsourcing, OnBrand24 takes pride in its 30-year legacy of delivering exceptional inbound and outbound call center services across…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchSheffield, United KingdomHQ recorded Sep 21, 2026501-1,000327 contacts →

Exact match

“Skilled talent, proven processes and leading technology.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchDumaguete, PhilippinesHQ recorded Sep 21, 2026201-500310 contacts →

Exact match

“Founded in 2008, SOPHI is an outsourcing center based in the Philippines.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchSacramento, CA, United StatesHQ recorded Sep 21, 2026201-500307 contacts →

Exact match

“TeleDirect provides 24/7 U.S-based call center and answering services for organizations that cannot afford to miss important calls.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchLos Altos, CA, United StatesHQ recorded Sep 21, 202651-200293 contacts →

Exact match

“Founded by a team from Google, Apple, and Intuit, Smith.ai is known for superior call answering services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchChelmsford, MA, United StatesHQ recorded Sep 21, 2026201-500291 contacts →

Exact match

“The market knows us as the leader in appointment setting.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchDetroit, MI, United StatesHQ recorded Sep 21, 20261,001-5,000247 contacts →

Exact match

“Rocket Connections is a sales and support platform specializing in contact center services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchMontréal, QC, CanadaHQ recorded Sep 21, 2026201-500246 contacts →

Exact match

“Since 1995, VOXDATA has been supplying outsourced call centre services, 24 hours a day, seven days a week, to meet all frontline customer relations needs.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 2,556 appointment setting answering services worldwide

See the full list, filter by size, metro and specialty, and access 4,226 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Appointment setting answering services worldwide at a glance

As of Sep 21, 2026
9.0%Verified-email coverage
18.4Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Rawalpindi
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
792
11-50
948
51-200
541
201-500
155
501-1,000
61
1,001-5,000
38
5,001-10,000
6
10001+
4

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 appointment setting answering services are linked below.
What qualifies
Company records worldwide whose business descriptions match “appointment setting answering services” 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 4,226 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 21, 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.

Appointment setting answering services by location

8 lists · largest first

Every Appointment setting answering services 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 “appointment setting answering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many appointment setting answering services are there worldwide?

RevenueBase identified 2,556 company matches for appointment setting answering services 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?

Advanced Call Center Technologies, LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most appointment setting answering services?

The United States leads with 661 companies, followed by France (172) and the United Kingdom (128). Every appointment setting answering services list by country and city is linked on this page.

Which city has the most appointment setting answering services?

Rawalpindi leads with 32 company records, followed by Lahore (21) and London (21).

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 4,226 professional contacts with verified work emails tracked across these 2,556 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 21, 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.