Company lists · Data refreshed September 2026

Top 25 Telemarketing list providers worldwide

RevenueBase identified 799 company matches for telemarketing list providers worldwide as of September 2026 and tracks 5,625 professional contacts across them, including 480 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for telemarketing list 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 September 29, 2026. Country and city lists for telemarketing list 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 Sep 29, 2026 How this list was built
799Companies
5,625Contacts tracked
480Verified emails
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The 25 largest telemarketing list providers worldwide

Ranked by team size
Top 25 of 799 company matches for telemarketing list providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchShivamogga Sub-district, IndiaHQ recorded Sep 29, 2026201-500179 contacts →

Exact match

“Data Maelumat can help stimulate your business-to-business promotional efforts with targeted B2B Multi-Channel marketing mailing lists.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-20099 contacts →

Exact match

“Since Exact Data has been a leader in the multi-channel direct marketing industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchManila, PhilippinesHQ recorded Sep 29, 202611-5070 contacts →

Exact match

“Contact us to know more about how we can help you Phone:+1 347 316 8007 email: info@Ltpcoutsourcing.com What we do?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchCape Coral, FL, United StatesHQ recorded Sep 29, 202611-5054 contacts →

Exact match

“BB Direct is a provider of quality data products to the direct marketing industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchNovi, MI, United StatesHQ recorded Sep 29, 202611-5051 contacts →

Exact match

“Streamline is an Email list, list brokerage, database building, and specialized marketing services provider.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchTampa, United StatesHQ recorded Sep 29, 202611-5050 contacts →

Exact match

“ListKit is a leading B2B Data Provider that helps businesses build hyper-targeted contact lists without the need for manual verification.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchDover, DE, United StatesHQ recorded Sep 29, 202651-20046 contacts →

Exact match

“Prospect Wallet helps B2B sales and marketing teams reach real decision-makers, not just names on a list.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-20043 contacts →

Exact match

“Unlock new customers effortlessly & cost-effectively with USADATA!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchToledo, PhilippinesHQ recorded Sep 29, 202611-5043 contacts →

Exact match

“Pacific Outsource Teleservices is a leading Philippine-based provider of high performance lead generation and telemarketing services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchValencia, CA, United StatesHQ recorded Sep 29, 202611-5041 contacts →

Exact match

“Mailers Haven began in 2004 with a goal to provide data expertise to the reseller market.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchEwell, United KingdomHQ recorded Sep 29, 202651-20035 contacts →

Exact match

“1 Stop Data offers the best of breed Marketing, Lead Generation and Call Centre services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchJohannesburg, South AfricaHQ recorded Sep 29, 20261,001-5,00033 contacts →

Exact match

“A division of the Blue Label Telecoms Group, Blue Label Data Solutions has cemented its reputation as a trusted partner in data list management and cleaning, data profiling, lead…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchCeres, CA, United StatesHQ recorded Sep 29, 202611-5032 contacts →

Exact match

“Direct marketing for professionals, by professionals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchBoca Raton, FL, United StatesHQ recorded Sep 29, 202611-5031 contacts →

Exact match

“Rob Clouse, Founder of IMarketing Consultants and Lead Me Media started his career in digital marketing with eDirect in IMarketing Consultants which was sold to Come & Stay in…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchManchester, United KingdomHQ recorded Sep 29, 2026201-50027 contacts →

Exact match

“Since SLM Connect started up as a contact centre in 2008, we've supplied more than customers to our clients.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchEncino, CA, United StatesHQ recorded Sep 29, 20261-1026 contacts →

Exact match

“US Marketing Group has more than 30 years combined experience in the telemarketing and direct marketing industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchSanta Ana, CA, United StatesHQ recorded Sep 29, 202651-20024 contacts →

Exact match

“We supply you with the highest quality and most effective lists for direct mail, telemarketing, and emails you'll find anywhere.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchOdense, DenmarkHQ recorded Sep 29, 202611-5024 contacts →

Exact match

“We believe that carefully chosen newbizz leads are vital for successful growth.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchHospitalet Del Llobregat, SpainHQ recorded Sep 29, 202651-20024 contacts →

Exact match

“Golden Line dispone de “300” puestos que utilizan la tecnología más avanzada en tratamiento de voz y datos.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchEssex, United KingdomHQ recorded Sep 29, 202611-5024 contacts →

Exact match

“Impact Marketing is a data owner and direct marketing company based in Tiptree, Essex.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchDharashiv (osmanabad), IndiaHQ recorded Sep 29, 202611-5023 contacts →

Exact match

“Corival Analytics Solution founded by mission to make lead generation and research process easy.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchKarachi, PakistanHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“iTribe Solutions is a leading provider of B2B Contact and Email lists for a wide range of industries and regions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchLancaster, OH, United StatesHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“NFocus Consulting, Inc is a Data Agency with over 880 million direct mailing records housed in our data base.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchWillebroek, BelgiumHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“Telmacom is gespecialiseerd in telefonische prospectie.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchParamus, NJ, United StatesHQ recorded Sep 29, 202611-5018 contacts →

Exact match

“Marketers use our data to deliver the right message to the right audience at the right time.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 799 telemarketing list providers worldwide

See the full list, filter by size, metro and specialty, and access 480 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telemarketing list providers worldwide at a glance

As of Sep 29, 2026
8.5%Verified-email coverage
7.0Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
332
11-50
302
51-200
120
201-500
32
501-1,000
5
1,001-5,000
6
10001+
2

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 telemarketing list providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “telemarketing list 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 480 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 29, 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.

Telemarketing list providers by location

3 lists · largest first

Every Telemarketing list 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 “telemarketing list providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telemarketing list providers are there worldwide?

RevenueBase identified 799 company matches for telemarketing list providers 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?

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

Which country has the most telemarketing list providers?

The United States leads with 306 companies, followed by the United Kingdom (76) and India (57). Every telemarketing list providers list by country and city is linked on this page.

Which city has the most telemarketing list providers?

New York leads with 21 company records, followed by Wilmington (15) and Plano (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 480 professional contacts with verified work emails tracked across these 799 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 29, 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.