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Customers fume as O2 network takes Bank Holiday off
Technology

Widespread network outage upsets O2 customers - including those in high places

Hutchison and O2 logos
Three to buy O2 for £10 billion
Mobile phones

Hutchison Whampoa deal will take UK operators from four to three

BT set to snap up O2 this week
Technology

BT set to swoop for O2, paving the way for a merger between Three and EE

O2 now selling phone contracts through Amazon UK
Mobile phones

O2 pay monthly contracts available through Amazon UK with deals for over 90 handsets including the HTC One M8 and Samsung Galaxy S5

Mobile signal on commuter lines into London
O2 is worst mobile network for London's squashed commuters
Mobile phones

Paying thousands of pounds a year to crawl into London on an overcrowded train? Hopefully you don't use O2

O2
O2 launches 4G in London, Leeds and Bradford
Mobile phones

O2 joins the 4G battle in London, Leeds and Bradford, with plans to go live in a further 10 cities by the end of the year

O2 logo
O2 Broadband review
Broadband

With a generous 100GB allowance and excellent customer feedback, O2's All Rounder is our Best Buy service