мобильный оператор(The mobile operator is now selling a handful of smartphones and tablet computers with the Windows 8 system, with the first demonstration stand and sales happening at the prominent location. TMT Alexander Demidov)
виртуальный оператор сотовой связи(в отличие от carrier – оператора с собственной инфраструктурой: There are only three Australian mobile carriers; Telstra, Optus and Vodafone. Other providers are known as Mobile Virtual Network Operators (MVNO) and these operate on the networks of Telstra, Optus or Vodafone. Information requests should be made to the relevant network, i.e. Telstra, Optus or Vodafone.)