Irish communications regulator ComReg says Hutchison 3G Ireland (Three Ireland) has admitted miscalculating the number of active prepay users on its network. The figures, which are used in ComReg's Quarterly Key Data Report, have been incorrectly stated since 2006.

Telecomms regulator Ofcom says recent growth in the use of wireless cameras in sports coverage has led to it taking another look at its plans for the 2.6GHz radio spectrum. It had originally left the 2500-2690MHz band out of its plans for the London 2012 Games (which take place from 27th July to 9th September 2012) because it had thought this band would be used for mobile data by then.

Mark Bridge writes:

Last week the Wall Street Journal published a feature that explained how techies in New York wanted the city’s 212 area code as part of their mobile phone numbers. This may seem strange from a UK perspective until you realise that American mobile phone numbers don’t have dedicated mobile ‘dialling codes’. Instead, they’re all prefixed with a local area code and cost the same to call as those landline numbers they mimic.

PlaySpan, a Californian company that provides digital goods, micro-transaction and global payment platforms, has arranged an $18 million investment. New investors include Vodafone Ventures and Softbank Bodhi Fund alongside the company's existing investors. This capital increases the company's total funding to approximately $42 million. PlaySpan says the new investment will be used to expand into Europe and Asia and to grow PlaySpan's global publisher and user base.

The Disasters Emergency Committee, a UK-based organisation that brings together a number of humanitarian aid agencies, is enabling mobile phone users to donate £5 by SMS text message.

Customers in the UK are being encouraged to text the word GIVE to 70707, which will donate £5.