Telecommunications companies in United Kingdom

6,555 Telecommunications companies in United Kingdom — with websites, cities, size and what they do. Free to browse, filter and export; no subscription.

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1. Vodafone London · United Kingdom · ≥100K employees
   Vodafone Group Plc is a British multinational telecommunications company headquartered in London. It is one of the world's largest mobile service providers, operating in multiple…
2. Bt London · United Kingdom · ≥100K employees
   BT Group plc is a British multinational telecommunications holding company headquartered in London. It is one of the largest telecommunications companies in the world, providing…
3. Liberty Global Group, Inc. London · United Kingdom · 10K–50K employees
   Liberty Global Group, Inc. is a leading international telecommunications and television company, providing services across various markets. The company focuses on delivering…
4. Openreach Ltd South Milford · United Kingdom · 10K–50K employees
   Openreach Ltd is a British telecommunications company, responsible for the infrastructure that connects homes and businesses to the broadband network. It operates as a subsidiary…
5. Colt Technology Services London · United Kingdom · 1K–5K employees
   Colt Technology Services is a leading provider of high bandwidth connectivity and communication services for businesses across Europe, Asia, and North America. Founded in 1992…
6. Virgin Media Business Hook · United Kingdom · 1K–5K employees
   Virgin Media Business is a leading provider of digital communications and connectivity solutions in the UK. As a part of the Virgin Group, it offers a wide range of services…
7. O2 Uk Ltd Slough · United Kingdom · 5K–10K employees
   O2 UK Ltd is a leading telecommunications provider in the United Kingdom, offering mobile and broadband services to millions of customers. As a subsidiary of Telefónica, O2 is…
8. Telecoms & Tech Academy London · United Kingdom · 5K–10K employees
   Telecoms & Tech Academy is a leading educational institution specializing in telecommunications and technology training. The academy offers a wide range of courses designed to…
9. Bell Mobility Limited Wallasey · United Kingdom · 5K–10K employees
   Bell Mobility Limited is a leading telecommunications provider in Canada, specializing in wireless communication services. The company offers a wide range of mobile services…
10. Telecel Global London · United Kingdom · 1K–5K employees
    Telecel Global is a telecommunications company that provides mobile and internet services across various regions. The company focuses on delivering innovative communication…
11. Teligent Ltd Tonbridge And Malling · United Kingdom · 1K–5K employees
    Teligent Ltd is a telecommunications company based in the United Kingdom, specializing in providing innovative communication solutions and services. The company focuses on…
12. Telewest Communications Cheltenham · United Kingdom · 1K–5K employees
    Telewest Communications was a major telecommunications company in the United Kingdom, primarily known for providing broadband internet, television, and telephone services.…
13. Raynet-Uk Chinnor · United Kingdom · 1K–5K employees
    Raynet-UK is a volunteer organization that provides emergency communication services in the United Kingdom. Established by amateur radio operators, Raynet-UK plays a crucial role…
14. Doro Uk Limited Chalfont Saint Peter · United Kingdom · 1K–5K employees
    Doro UK Limited is a telecommunications company that specializes in providing mobile phones and services tailored for seniors. The company focuses on creating user-friendly…
15. Mj Quinn Prescot · United Kingdom · 1K–5K employees
    Mj Quinn is a leading telecommunications company based in the United Kingdom, specializing in providing innovative solutions and services in the telecommunications sector. The…
16. Alldaypa Salford · United Kingdom · 1K–5K employees
    Alldaypa is a telecommunications company based in the United Kingdom, specializing in providing virtual assistant services and communication solutions for businesses. The company…
17. Console Connect City Of London · United Kingdom · 1K–5K employees
    Console Connect is a leading global network platform that provides businesses with seamless connectivity to cloud services, data centers, and other networks. The company…
18. 3 Mobile Uk Maidenhead · United Kingdom · 1K–5K employees
    3 Mobile UK is a telecommunications company that provides mobile network services in the United Kingdom. It is known for its competitive pricing and innovative mobile plans…
19. Marconi Plc London · United Kingdom · 1K–5K employees
    Marconi Plc is a telecommunications company that specializes in providing advanced communication solutions and services. The company has a rich history in the telecommunications…
20. Bt Wholesale London · United Kingdom · 1K–5K employees
    BT Wholesale is a leading telecommunications provider in the United Kingdom, offering a wide range of services to businesses and organizations. As a part of BT Group, it provides…
21. Africell Group Westminster · United Kingdom · 1K–5K employees
    Africell Group is a telecommunications company that provides mobile and internet services across several African countries. Founded in 2001, Africell has expanded its operations…
22. Oi Communication London · United Kingdom · 1K–5K employees
    Oi Communication is a telecommunications company based in Brazil, primarily engaged in providing a range of communication services including fixed-line and mobile telephony…
23. Pyramid Research London · United Kingdom · 1K–5K employees
    Pyramid Research is a leading provider of market intelligence and advisory services in the telecommunications, media, and technology sectors. The company specializes in…
24. Echo Telecoms Crewe · United Kingdom · 1K–5K employees
    Echo Telecoms is a leading telecommunications provider based in the United Kingdom, specializing in delivering innovative communication solutions for both residential and…
25. Globaldata Technology Formerly Pyramid Research London · United Kingdom · 1K–5K employees
    Globaldata Technology, formerly known as Pyramid Research, is a leading provider of data and insights for the telecommunications, media, and technology sectors. The company…
26. Hutchison 3G Maidenhead · United Kingdom · 1K–5K employees
    Hutchison 3G is a leading telecommunications provider in the United Kingdom, known for its innovative mobile services and commitment to customer satisfaction. Established as part…
27. Callcare Westminster · United Kingdom · 1K–5K employees
    Callcare is a leading provider of telecommunications services in the United Kingdom, specializing in call handling and customer service solutions. Established to meet the growing…
28. Tech Data Mobile Uk Basingstoke · United Kingdom · 1K–5K employees
    Tech Data Mobile UK is a leading distributor of mobile technology solutions, providing a wide range of products and services to businesses and consumers. The company specializes…
29. Fiber Frank Viavi Basingstoke · United Kingdom · 1K–5K employees
    Fiber Frank Viavi is a leading provider of telecommunications solutions, specializing in fiber optic technology and network performance management. The company focuses on…
30. Telrad Networks London · United Kingdom · 1K–5K employees
    Telrad Networks is a global telecommunications company that specializes in providing innovative solutions for wireless communication. Founded in 1951, the company has a rich…
31. Talktalk Business London · United Kingdom · 1K–5K employees
    Talktalk Business is a leading telecommunications provider in the UK, specializing in delivering a wide range of communication services to businesses of all sizes. The company…
32. Cityfibre London · United Kingdom · 1K–5K employees
    Cityfibre is a leading alternative provider of wholesale fibre network infrastructure in the UK. The company focuses on building and operating high-speed fibre optic networks to…
33. Ihs Towers London · United Kingdom · 1K–5K employees
    IHS Towers is a leading telecommunications infrastructure company that specializes in the development, ownership, and operation of telecommunications towers and related…
34. Talktalk Salford · United Kingdom · 1K–5K employees
    TalkTalk Group is a leading telecommunications company in the UK, providing broadband, TV, and mobile services to residential and business customers. Established in 2003…
35. Virgin Media O2 Business Reading · United Kingdom · 1K–5K employees
    Virgin Media O2 Business is a leading telecommunications provider in the United Kingdom, offering a wide range of services including broadband, mobile, and cloud solutions…
36. Gradwell Bath · United Kingdom · 201–500 employees
    Gradwell is a telecommunications company based in the United Kingdom, specializing in providing a range of communication services tailored for businesses. Founded in 2000…
37. Entel United Kingdom · 201–500 employees
    Entel is a leading telecommunications company based in the United Kingdom, specializing in providing innovative communication solutions for businesses and organizations. With a…
38. Hughes Communications United Kingdom · 201–500 employees
    Hughes Communications is a leading provider of satellite communications and broadband services, specializing in delivering high-speed internet access and data solutions to…
39. Giacom London · United Kingdom · 501–1K employees
    Giacom is a leading provider of digital wholesale solutions, specializing in telecommunications and technology services. The company focuses on delivering innovative solutions to…
40. Chess Partner Borehamwood · United Kingdom · 501–1K employees
    Chess Partner is a telecommunications company based in the United Kingdom, specializing in providing innovative communication solutions and services. The company focuses on…
41. 1Global London · United Kingdom · 501–1K employees
    1Global is a telecommunications company that specializes in providing innovative communication solutions and services. The company focuses on delivering high-quality voice, data…
42. Maintel Uk Limited Whitchurch · United Kingdom · 201–500 employees
    Maintel UK Limited is a leading telecommunications provider in the United Kingdom, specializing in delivering integrated communication solutions. The company focuses on cloud…
43. Wave Apac Limited. Eyemouth · United Kingdom · 201–500 employees
    Wave Apac Limited is a telecommunications company based in the United Kingdom, specializing in providing innovative communication solutions and services. The company focuses on…
44. Talkmobile London · United Kingdom · 201–500 employees
    Talkmobile is a mobile virtual network operator (MVNO) based in the United Kingdom, offering a range of mobile services including pay-as-you-go and contract plans. The company…
45. Tdc Privat London · United Kingdom · 201–500 employees
    Tdc Privat is a telecommunications company based in Denmark, primarily focused on providing mobile and internet services to residential customers. The company is part of TDC…
46. Caudwell Group London · United Kingdom · 201–500 employees
    Caudwell Group is a prominent telecommunications company based in the United Kingdom, known for its innovative solutions and services in the telecom sector. The company has a…
47. Billion Connect London · United Kingdom · 201–500 employees
    Billion Connect is a telecommunications company based in the United Kingdom that specializes in providing innovative communication solutions. The company focuses on delivering…
48. Total Care And Support Ltd Burnley · United Kingdom · 201–500 employees
    Total Care And Support Ltd is a telecommunications company based in Burnley, United Kingdom. The company specializes in providing a range of communication services aimed at…
49. Lebara London · United Kingdom · 201–500 employees
    Lebara is a telecommunications company that provides mobile services, primarily targeting the needs of migrant communities. Founded in 2001, it has established itself as a…
50. Leasedline.Co.Uk London · United Kingdom · 201–500 employees
    Leasedline.co.uk is a leading provider of leased line services in the United Kingdom, specializing in high-speed internet connectivity solutions for businesses. The company…