Company lists · Data refreshed September 2026

Top 25 Telemarketing list providers based in the United Kingdom

RevenueBase identified 76 company matches for telemarketing list providers associated with the United Kingdom as of September 2026 and tracks 698 professional contacts across them, including 75 with verified work emails. London is the largest hub.

This list covers company matches for telemarketing list providers associated with the United Kingdom, 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
76Companies
698Contacts tracked
75Verified emails
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The 25 largest telemarketing list providers based in the United Kingdom

Ranked by team size
Top 25 of 76 company matches for telemarketing list providers based in the United Kingdom, 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 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
2Exact 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
3Exact 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
4Exact matchSuffolk, United KingdomHQ recorded Sep 29, 20261-1016 contacts →

Exact match

“Unlock Maximum ROI with Targeted Data Marketing TDP Agency is a full-service data marketing agency, empowering businesses across the UK to achieve success through smarter lead…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchDover, United KingdomHQ recorded Sep 29, 202611-5015 contacts →

Exact match

“Selectabase have been providing flexible and unique direct marketing solutions since 1995.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchGloucester, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Marketing Punch are specialists in direct marketing, and can provide a fast, low cost and effective method of targeting responsive prospects via our databases.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchCheshire, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“We are the UK’s most experienced list broker, meaning we act as an impartial list sourcing service for our clients.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchWarwick, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Cardwell Marketing provides businesses with database marketing solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchRedditch, United KingdomHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Business Leads UK is a continually evolving direct marketing company, predominately working in the Business to Business market place.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchLiverpool, United KingdomHQ recorded Sep 29, 202611-508 contacts →

Exact match

“With 89% of our consumer lists generated by national lifestyle surveys, Targets Located have some of the most responsive lists in the market.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchRotherham, United KingdomHQ recorded Sep 29, 20261-106 contacts →

Exact match

“Data Planning - We take the headaches away from your data planning and buying Email Marketing - Creative Broadcast enables you to directly target your key audience via email…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchWorcestershire, United KingdomHQ recorded Sep 29, 20261-106 contacts →

Exact match

“Phoenix Telemarketing: Your Partner in Business Growth At Phoenix Telemarketing, we excel in customer engagement and lead generation by seamlessly integrating into your sales or…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchWorcester, United KingdomHQ recorded Sep 29, 20261-106 contacts →

Exact match

“At AccuraData®, we’re the premier option if you’re looking for high-conversion live leads and targeted data solutions for telemarketing and email marketing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchHorsham, United KingdomHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Virtual Sales Ltd (VSL) offers lead generation, appointment setting, telemarketing, telesales services to B2B companies.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchPetersfield, United KingdomHQ recorded Sep 29, 202611-504 contacts →

Exact match

“Teleleads Limited is a Telemarketing company specialising in B2B (business to business) telemarketing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchBournemouth, United KingdomHQ recorded Sep 29, 202611-504 contacts →

Exact match

“The Direct Marketing Experts in B2C & B2B Marketing, with over 10 Million Unique Data records we can definitely profile our data sets in many ways, we also have our own center…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchBournemouth, United KingdomHQ recorded Sep 29, 202611-504 contacts →

Exact match

“We love direct marketing – all types, we’re not specific.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchPerth, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Here at Prime Telemarketing we offer a wide range of services to help your business grow.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchSurrey, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Are you looking for a targeted data list for your international direct marketing campaigns?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchCorsham, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Data Enhancement Solutions was formed by 3 people with a combined experience of over 50 years in the data industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchManchester, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Marketing Lists – We Provide and Cleanse Marketing Data Data Supply Create & Customise Bespoke Marketing Lists.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Lead Generation, Data Enhancement, Data Cleansing, List Rental, Landline Data, Mobile & SMS Data, Postal Data, Business Data, Consumer Data”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchDunfermline, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Do you need help with generating sales leads and appointments?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchChatham, United KingdomHQ recorded Sep 29, 202611-502 contacts →

Exact match

“We provide a comprehensive range of services to help organizations effectively in a number of different ways.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchChesterfield, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“WhichList2 is a specialist business and consumer direct marketing list supplier.”

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

Showing 25 of 76 telemarketing list providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 75 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telemarketing list providers based in the United Kingdom at a glance

As of Sep 29, 2026
10.7%Verified-email coverage
9.2Average contacts per company
1-10Median size (employees)
13.2%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
45
11-50
25
51-200
4
201-500
2

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 76 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 Kingdom 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 75 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 Kingdom?

RevenueBase identified 76 company matches for telemarketing list providers associated with the United Kingdom 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?

1 Stop Data LTD 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?

London leads with 10 company records, followed by Manchester (3) and Bournemouth (2).

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 75 professional contacts with verified work emails tracked across these 76 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.

Ready to reach these companies? Verified emails and direct dials for all 76 telemarketing list providers based in the United Kingdom. Start with a free account, no credit card.

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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.