Britons are now sending 1.4 billion text messages every week, according to latest figures.
The Mobile Data Association (MDA) said the figure is 30% higher than a year ago.
Picture and video messaging is also 30% higher than a year ago, with 10 million picture messages sent every week in the UK.
Mobile internet has grown by 25% since May 2006, with an average 4,500 new users every day.
Figures show 16.5 million people used the internet from their mobile phone during in May this year.
Rob Bamforth, from IT analysts Quocirca, said: ‘It is well understood and been demonstrated in recent years that the mobile phone has become one of the three most important items people carry, along with keys and a wallet or purse, when heading outside.
‘For business or personal use it is no longer simply a mobile equivalent of the fixed phone but a pocketable tool for remote control and connection across several modes of communication.’
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