Company lists · Data refreshed November 2026

Top 25 Dialer service providers worldwide

RevenueBase identified 509 company matches for dialer service providers worldwide as of November 2026 and tracks 5,412 professional contacts across them, including 1,005 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for dialer service providers 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 November 6, 2026. Country and city lists for dialer service providers 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 Nov 6, 2026 How this list was built
509Companies
5,412Contacts tracked
1,005Verified emails
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The 25 largest dialer service providers worldwide

Ranked by team size
Top 25 of 509 company matches for dialer service providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchIloilo City, PhilippinesHQ recorded Nov 6, 20261,001-5,000355 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500246 contacts →

Exact match

“At CloudTalk, we're transforming how small and growing businesses manage business calls.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDetroit, MI, United StatesHQ recorded Nov 6, 20261,001-5,000168 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMitras Centro, MexicoHQ recorded Nov 6, 2026201-500157 contacts →

Exact match

“TELEMARKETING Outbound • Venta de Productos y Servicios • Seguimiento Post-Venta • Generación de Citas • Confirmación de Citas • Gestión de Cobranza • Encuestas de Servicio •…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSao Paulo, BrazilHQ recorded Nov 6, 2026201-500150 contacts →

Exact match

“A 2CX é o resultado da fusão entre duas empresas renomadas, Callflex e VoxAge.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026501-1,000139 contacts →

Exact match

“On May 10, 2021 Aspect Software and Noble Systems merged to form Alvaria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOldsmar, FL, United StatesHQ recorded Nov 6, 202611-50122 contacts →

Exact match

“The contact center is the heartbeat of your organization, representing your brand while providing the vital link between your customers and your services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSingaporeHQ recorded Nov 6, 2026201-500109 contacts →

Exact match

“At Voiso, we provide simply powerful AI-driven omnichannel contact centre software with omnichannel capabilities designed to transform the way businesses operate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchVancouver, CanadaHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“Readymode is a cloud-based, outbound customer engagement platform built for sales teams.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSanta Monica, CA, United StatesHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“Kixie is a powerful, all-in-one calling and texting engagement platform that integrates natively with all leading CRMs, including HubSpot, Salesforce, Pipedrive, HighLevel, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchManchester, United KingdomHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“MaxContact is the AI-powered customer engagement platform that transforms customer conversations into measurable business outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“SuperDial automates high-volume outbound phone calls that healthcare teams make to insurers using advanced voice AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Ytel helps sales teams talk to more people and close more deals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSeattle, United StatesHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“FreJun builds voice infrastructure for two audiences: business teams who spend their day on calls, and developers building AI voice agents.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLaguna Beach, CA, United StatesHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“PhoneBurner is a power dialer that helps sales teams get through calls faster and have up to 4x more live conversations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMays Landing, NJ, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“The leading provider of hosted dialer and voice messaging services, Global Connect gives you unsurpassed speed and capacity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 2026201-50052 contacts →

Exact match

“JustCall is an AI-powered communication platform built for high-growth sales and support teams capture, connect, and convert faster by replacing manual friction with instant…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“A Total IP é uma empresa líder em prover soluções integradas de telefonia para call centers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“LeadAdvisors is an operator-led BPO and digital growth company headquartered in Orange County, CA, with global operations across the Philippines, Latin America, the Middle East…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“A Talk Communications foi criada em São Paulo/SP no ano de 1998.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWindham, NH, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Koncert is a leading AI-powered B2B Sales Engagement Platform with over 15 years of innovation in dialer technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchChennai, IndiaHQ recorded Nov 6, 202651-20044 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNess Ziona, IsraelHQ recorded Nov 6, 202611-5041 contacts →

Exact match

“Aspire is a software company specializing in call center systems, with over 20 years of experience in the field.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPlano, United StatesHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Intelliverse® is a global leader in enterprise software and managed services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNY, United StatesHQ recorded Nov 6, 2026201-50039 contacts →

Exact match

“Effebot provides auto-calls to improve CX and drive costs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 509 dialer service providers worldwide

See the full list, filter by size, metro and specialty, and access 1,005 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Dialer service providers worldwide at a glance

As of Nov 6, 2026
18.6%Verified-email coverage
10.6Average contacts per company
11-50Median size (employees)
2.8%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
229
11-50
178
51-200
68
201-500
20
501-1,000
4
1,001-5,000
6
5,001-10,000
1
10001+
1

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 dialer service providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “dialer service providers” 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 1,005 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 November 6, 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.

Dialer service providers by location

2 lists · largest first

Every Dialer service providers 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 “dialer service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many dialer service providers are there worldwide?

RevenueBase identified 509 company matches for dialer service providers worldwide as of November 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?

Trualliant Business Process Outsourcing INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most dialer service providers?

The United States leads with 127 companies, followed by Brazil (26). Every dialer service providers list by country and city is linked on this page.

Which city has the most dialer service providers?

Sao Paulo leads with 14 company records, followed by New York (8) and San Francisco (7).

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 1,005 professional contacts with verified work emails tracked across these 509 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 November 6, 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.