Three launched in 2003 as the UK’s first 3G only network, laying its foundations as the network that was born to be different.
Today Three is a connectivity company that connects people to people, people to things and things to things and has 9.5 million customers.
An average Three customer uses 3.5 times more mobile data than the industry average and its network today covers 99% of the UK population.
Three launched 5G in August 2019 and also has the UK’s leading 5G spectrum holdings with more than the rest of the industry combined. Three is the only operator able to meet the International Telecoms Union (ITU) 2020 standard for full 5G services.
Three is the official shirt sponsor of Chelsea FC men’s and women’s teams.
Three was voted the Best Network for Data at the Mobile Choice Consumer Awards, as well as Best Network for Roaming by uSwitch, and the Best High Street Retailer at the Mobile Industry Awards.
Three UK is part of the CK Hutchison Holdings Ltd group of companies that has mobile operations in 11 countries. They employ more than 4,800 people across our offices in Maidenhead, Glasgow and Reading and our 311 retail stores.
Personal customers
From your Three phone
333
From any other phone
0333 338 1001
From abroad
(standard roaming rates apply)
+44 7782 333 333
Mobile Broadband customers
From your Three phone
500
From any other phone
0333 338 1003
From abroad
(standard roaming rates apply)
+44 7782 333 500
Business customers
From your Three phone
337
From any other phone
0800 033 8033
Skip to content