Company lists · Data refreshed September 2026

Top 25 Telecommunications network operators based in the United Kingdom

Name: Telecommunications network operators based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 443 companies tracked

RevenueBase identified 443 company matches for telecommunications network operators associated with the United Kingdom as of September 2026 and tracks 97,469 professional contacts across them, including 25,458 with verified work emails. London is the largest hub.

This list covers company matches for telecommunications network operators 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 19, 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 19, 2026 How this list was built

443Companies

97,469Contacts tracked

25,458Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest telecommunications network operators based in the United Kingdom

Ranked by team size

Top 25 of 443 company matches for telecommunications network operators based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Vodafone	Exact match	London, United KingdomHQ recorded Sep 19, 2026	10001+	84,459 contacts →
	Exact match “At Vodafone, our purpose is to connect everyone.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Lebara	Exact match	London, United KingdomHQ recorded Sep 19, 2026	501-1,000	776 contacts →
	Exact match “Lebara believes everyone should have the opportunity to access a reliable network with simple and dependable service at an affordable price.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Magdalene	Exact match	St Ives, United KingdomHQ recorded Sep 19, 2026	201-500	273 contacts →
	Exact match “Magdalene provides comprehensive independent solutions which address the individual needs of our customers throughout the Telecommunications Industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Sparta Telecom LTD	Exact match	Luton, United KingdomHQ recorded Sep 19, 2026	51-200	115 contacts →
	Exact match “Sparta Telecom was established in Luton Bedfordshire in 2011.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Tela Technology	Exact match	Hampton-in-arden, United KingdomHQ recorded Sep 19, 2026	51-200	111 contacts →
	Exact match “We provide communication solutions and IT business services to businesses, big and small, to help your business grow.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Spitfire Network Services LTD	Exact match	London, United KingdomHQ recorded Sep 19, 2026	51-200	99 contacts →
	Exact match “Spitfire Network Services is a UK-based, multi-award winning telecoms and ISP provider for businesses.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Talia Communications Limited	Exact match	London, United KingdomHQ recorded Sep 19, 2026	51-200	93 contacts →
	Exact match “Talia is a market-leading teleport, satellite and terrestrial network operator; providing secure global IP communications that allow enterprises to thrive.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Rydal Group	Exact match	Peterborough, United KingdomHQ recorded Sep 19, 2026	51-200	74 contacts →
	Exact match “Rydal Group is the brand name of Rydal Communications LTD, Rydal Security LTD & Rydal Energy LTD.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	V4one	Exact match	Coventry, United KingdomHQ recorded Sep 19, 2026	51-200	60 contacts →
	Exact match “V4One proudly carries a die-hard belief in promoting service excellence.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	B3 Communications	Exact match	Manchester, United KingdomHQ recorded Sep 19, 2026	11-50	48 contacts →
	Exact match “Customer-focused telecommunications company dedicated to building trust through transparent communication, reliable services, and unwavering commitment.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Vaioni Group Limited	Exact match	Salford, United KingdomHQ recorded Sep 19, 2026	11-50	43 contacts →
	Exact match “Vaioni is a multi-award-winning network operator, delivering mission critical digital transformation solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Your Comms Group	Exact match	London, United KingdomHQ recorded Sep 19, 2026	11-50	33 contacts →
	Exact match “Your Comms Group: Connecting Beyond Words.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Avertec	Exact match	London, United KingdomHQ recorded Sep 19, 2026	201-500	33 contacts →
	Exact match “Proudly established in 2007, Avertec provides reliable technology solutions to help businesses stay connected, specialising in business telecoms, business mobile, landlines and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Clarity Telecom	Exact match	Belfast, United KingdomHQ recorded Sep 19, 2026	11-50	32 contacts →
	Exact match “Clarity Telecom is Northern Ireland's leading alternative to BT.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Global Telecom Networks	Exact match	Milton Keynes, United KingdomHQ recorded Sep 19, 2026	11-50	30 contacts →
	Exact match “Global Telecom Networks (GTN): The UK’s Best B2B Dealer (Mobile News Awards 2026) GTN is a Global Managed Service Provider (MSP) dedicated to eliminating the complexity of global…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	YAPPL	Exact match	South Normanton, United KingdomHQ recorded Sep 19, 2026	11-50	29 contacts →
	Exact match “Affordable, dependable and flexible solutions across mobile, broadband, telephony and IT services, for businesses big and small.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	RCUK	Exact match	London, United KingdomHQ recorded Sep 19, 2026	11-50	28 contacts →
	Exact match “Founded in RCUK is part of Rose Communications Group Ltd.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Atlas Communications NI LTD	Exact match	Belfast, United KingdomHQ recorded Sep 19, 2026	11-50	28 contacts →
	Exact match “At Atlas we’re in the business of communication, focusing on powering relationships by supplying technology that keeps you and your customers connected.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Core Telecom LTD	Exact match	Leeds, United KingdomHQ recorded Sep 19, 2026	11-50	27 contacts →
	Exact match “Core Telecom is trusted worldwide for delivering reliable, stable and future-proof connections.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Cherry & White	Exact match	Quedgeley, United KingdomHQ recorded Sep 19, 2026	11-50	26 contacts →
	Exact match “Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Ghekko	Exact match	Macclesfield, United KingdomHQ recorded Sep 19, 2026	11-50	26 contacts →
	Exact match “Ghekko is an independent international company providing professional services within the Telecommunications hardware market, with operating offices in EMEA & North America.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	NGC Networks Limited NOW Cloudclevr	Exact match	Wakefield, United KingdomHQ recorded Sep 19, 2026	11-50	24 contacts →
	Exact match “NGC Networks is a business communications company specialising in telecommunications and internet connectivity solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	SCG Wales	Exact match	Bridgend, United KingdomHQ recorded Sep 19, 2026	11-50	24 contacts →
	Exact match “We are a leading telecommunications business with offices based in Bridgend, Bristol and Aberystwyth - covering Wales and South West UK.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Telecom2	Exact match	London, United KingdomHQ recorded Sep 19, 2026	11-50	22 contacts →
	Exact match “Telecom2 is an all-in one, business to business telecommunications provider with an extensive portfolio of technology, products and services across the voice and mobile sectors.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Talk Telecom LTD	Exact match	High Wycombe, United KingdomHQ recorded Sep 19, 2026	11-50	21 contacts →
	Exact match “Talk Telecom Ltd is a leading independent unified telecommunications provider who equips small, medium and large enterprise customers with the telecoms infrastructure required to…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “telecommunications network operators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 443 telecommunications network operators based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 25,458 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Telecommunications network operators based in the United Kingdom at a glance

As of Sep 19, 2026

26.1%Verified-email coverage

220.0Average contacts per company

1-10Median size (employees)

15.6%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

237

11-50

157

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 443 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 “telecommunications network operators” 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 25,458 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 19, 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 “telecommunications network operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecommunications network operators are there based in the United Kingdom?

RevenueBase identified 443 company matches for telecommunications network operators 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?

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

Which city has the most telecommunications network operators?

London leads with 69 company records, followed by Leeds (9) and Manchester (9).

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 25,458 professional contacts with verified work emails tracked across these 443 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 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 443 telecommunications network operators based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

Telecommunications network operators by geography

Browse the directory

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.