People with mobile phones on the EE network are facing a jump in their bills from the end of March - with the operator contacting customers to warn them on the upcoming prick hike.
EE price plans will increase in line with inflation plus 3.9 per cent, reports WalesOnline.
With January's Consumer Price Index, upon which the rise is being based, set at 5.5 per cent, users are being landed with a total 9.4 per cent rise.