Telecom & Internet companies in United Kingdom
Looking for Telecom & Internet companies in United Kingdom? LeadSetu tracks 6,096 of them across United Kingdom, with a business email for 37% and a phone number for 98%. For 816 we also hold named people, including decision makers at 479.
Most of them are based in London (783), Birmingham (93), Glasgow (79). By sub-industry, Telecom operators leads with 5,224 companies, followed by Internet service providers (621).
Sign in to filter them by city, size and sub-industry, see who runs each company and build a list you can export or work in the CRM.
Top cities
By sub-industry
Contact coverage
Sample Telecom & Internet companies in United Kingdom
| Company | Contacts |
|---|---|
| North Yorkshire County Council | Contacts after login |
| Fresh Egg | Contacts after login |
| WHN Solicitors | Contacts after login |
| Primetrica | Contacts after login |
| Communications Plus Ltd | Contacts after login |
| Associated Telecom | Contacts after login |
| Best 4 Business Communications (B4BC) | Contacts after login |
| UK Connect | Contacts after login |
A few of the 6,096 companies. Decision makers, emails and phones are shown to signed-in customers only.
Get the full list with contacts
Decision makers, business emails and phone numbers for Telecom & Internet companies in United Kingdom are available to signed-in customers. Tell us what you need and we will send a quote within one working day.
Telecom & Internet in other countries
- United States13,009
- Brazil7,631
- Germany6,202
- Spain3,790
- Italy3,182
- India3,093
- France2,019
- Canada1,788
- Poland1,762
- Mexico1,686
- The Netherlands1,459
- Vietnam1,209
Other sectors in United Kingdom
- Real Estate & Construction74,247
- IT & Software72,884
- Healthcare50,151
- Automotive39,254
- Education31,125
- Professional & Business Services27,206
- Manufacturing & Industrial24,374
- Finance & Insurance18,314
- Media & Entertainment17,859
- Marketing & Advertising15,727
- Logistics & Transport11,987
- Retail & Shopping8,420
Related pages
- Telecom & Internet companies in Germany
- Telecom & Internet companies in Brazil
- Real Estate & Construction companies in United Kingdom
- IT & Software companies in United Kingdom
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- CRM with built-in leads for every category
- Telecom & Internet companies in Switzerland
- Telecom & Internet companies in Argentina
Counts are worked out from public company websites and official registers and refreshed regularly (last update 5 Nov 2026). A company is counted once, in the city and state of its main address.