The 4G network, will offer internet five times faster than 3G, and will be available to EE customers with Apple iPhones or smart phone devices from HTC, Samsung, Nokia and Huawei.
Today's launch comes amid criticism of EE's 4G pricing plans, which will hit customers on with additional charges if they exceed download allowances. Long queues are expected at shops across the country as consumers rush to sign up to the new service and get their hands on a 4G device.
More top news
The President's announcement on climate change is yet another attempt at securing an elusive climate change legacy.
Two cranes have collapsed during a bridge building operation onto housing in Holland, seriously injuring at least 20 people, reports say.
About 130,000 litres of fake vodka have been seized from an illegal booze factory, the tax office said.