On 21 August 2012, the United Kingdom???s regulator Ofcom allowed EE, the owner of the Orange and T-Mobile networks, to use its existing bandwidth to launch fourth-generation (4G) mobile services.[87] The 4G service from EE was launched on 11 September 2012.[88] In December, 16 UK cities including London, Edinburgh, Cardiff and Belfast will have 4G networks live.[89]