Company lists · Data refreshed September 2026

Top 25 Telemarketing list providers based in the United States

RevenueBase identified 306 company matches for telemarketing list providers associated with the United States as of September 2026 and tracks 1,988 professional contacts across them, including 252 with verified work emails. New York is the largest hub.

This list covers company matches for telemarketing list providers associated with the United States, 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.

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
306Companies
1,988Contacts tracked
252Verified emails
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The 25 largest telemarketing list providers based in the United States

Ranked by team size
Top 25 of 306 company matches for telemarketing list providers based in the United States, 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 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
2Exact 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
3Exact 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
4Exact 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
5Exact 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
6Exact 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
7Exact 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
8Exact 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
9Exact 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
10Exact 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
11Exact 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
12Exact 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
13Exact matchOmaha, NE, United StatesHQ recorded Sep 29, 202611-5018 contacts →

Exact match

“GoLeads – very accurate lists with high deliverability an connect rates to help you in your direct mail and telemarketing campaigns.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchNew City, NY, United StatesHQ recorded Sep 29, 202651-20018 contacts →

Exact match

“Empowering Business Growth Using Data-Driven Solutions!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-50017 contacts →

Exact match

“Infodepots caters to a diverse clientele, including everyone; from small businesses to large corporations, spanning multiple industries.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchPhoenix, AZ, United StatesHQ recorded Sep 29, 202651-20017 contacts →

Exact match

“Natimark, Inc.(aka Nationwide Marketing Services, Inc.) is a seller of consumer and business data lists for over 20 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchSalisbury, MD, United StatesHQ recorded Sep 29, 202611-5017 contacts →

Exact match

“Data Services has been the single source provider of its Data Management Platform for over 50 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchThousand Oaks, CA, United StatesHQ recorded Sep 29, 202651-20017 contacts →

Exact match

“WE PROVIDE PERFECT CUSTOMER DATA LISTS for all US industries from our best-in-class marketing database of 280M consumers and 28M businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchDanbury, CT, United StatesHQ recorded Sep 29, 202651-20016 contacts →

Exact match

“Statlistics is a list management and brokerage firm specializing in business and consumer list solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchDallas, TX, United StatesHQ recorded Sep 29, 20261,001-5,00015 contacts →

Exact match

“When you want a quality list of targeted prospects, our business lists and consumer lists have you covered.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchLas Vegas, NV, United StatesHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“Gilbert Data is one of the peerless and believed services provider in appending services and other services as well i.e.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchAtlanta, GA, United StatesHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“RampedUp is a trusted contact data solution for global marketers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchRockwall, TX, United StatesHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“A full service one stop shop for all your marketing needs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchSherman Oaks, CA, United StatesHQ recorded Sep 29, 20261-1012 contacts →

Exact match

“Homeowners Marketing Services, Inc provides mailing or telemarketing lists of the fastest and most accurate New Homeowner List in your area.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchOmaha, NE, United StatesHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“We are proud to be a data marketing company focused on building lead lists for real estate agents, brokers and investors looking to find more listings and grow their business.”

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

Showing 25 of 306 telemarketing list providers based in the United States

See the full list, filter by size, metro and specialty, and access 252 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telemarketing list providers based in the United States at a glance

As of Sep 29, 2026
12.7%Verified-email coverage
6.5Average contacts per company
11-50Median size (employees)
7.2%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
96
11-50
115
51-200
70
201-500
18
501-1,000
2
1,001-5,000
3
10001+
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 306 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 the United States 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. 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 252 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.

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 based in the United States?

RevenueBase identified 306 company matches for telemarketing list providers associated with the United States 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?

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

Which city has the most telemarketing list providers?

New York leads with 22 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 252 professional contacts with verified work emails tracked across these 306 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.