Which operator has code 919?

There is no point in describing in detail modern cellular operators. Probably every person knows that in our country there are the so-called big three cellular operators, namely MTS, Beeline and Megafon. Each user chooses the operator whose conditions are most suitable for him. We will not talk in detail about operators, but will look at the following question: which operator has code 919? Code 919 refers to the operator "Mobile TeleSystems" or briefly to the mobile operator MTS. Moreover, MTS uses this code in many regions of Russia.

Vladimir, Kaluga, Smolensk, Tver, Tula, Oryol, Chelyabinsk, Kursk, Lipetsk and the numbers of some other MTS regions begin with the code 919. The MTS operator also uses this code in Moscow and some Russian republics. 919 is the code mobile operator MTS. Moreover, this operator uses this code in many areas and regions of our country.