Directory Service for

Three Customer Services

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0843 713 0546

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Top reasons to call Three

  • Customer Service
  • Lost or stolen
  • My order
  • Device support
  • Accessibility
  • Upgrades
  • General Enquiries & Feedback

Postal address

Three Customer Services
Star House, 20 Grenfell Road
Maidenhead, Berkshire
SL6 1EH

About Three

Three is the UK's fastest growing mobile network. Buy the latest mobile phones and mobile broadband on pay monthly and pay as you go on 3.

One of Britain's Fastest and Most Extensive Cellular Network Providers

As one of the largest cellular providers in the UK, Three offers coverage to almost 97% of the United Kingdom. There is 3G and new faster 4G coverage for most of their customers, with networks penetrating most of the UK's largest urban areas, including Northern Ireland. Three UK is also one of the UK's major broadband internet providers. 

Three has been able to grow its market share in a relatively short period of time because they place much of their focus on providing high quality data services. Today phones aren’t just for making and receiving calls. Three Ukase high speed data network allows for modern services like mobile internet, Voice over IP, messaging through services like Viber and Skype, and even video calling with friends and family all over the world.

Three’s 4G network means that they not only provide some of the most extensive coverage, but some of the fastest available. 4G networks use LTE technology to bring speeds that exceed even traditional land line broadband connections. Threes state of the art network allows owners of the latest LTE devices like the iPhone 6, Samsung Galaxy, and Nokia Lumia to get the most out of their handsets.

Getting in touch with Three UK is simple, no matter what you need help with. The staff on the Three helpdesk are able to assist in plan upgrades, new plans and services, or they can even provide technical services like SIM swaps and number porting, and they’ll even provide limited support for certain handsets.

If you're an existing customer, or you’re interested in connecting to one of Britain is fastest cellular networks, Three are waiting on the phone for you any day of the week, and are even open after standard business hours for your convenience.

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