You can call MTS (contact technical support) via a single short number 0890, which is valid within the network across Russia, as well as in the networks of MTS Belarus and MTS-Ukraine is free. Wait for a while until a voice greeting from the answering machine with further recommendations.
Listen to the voice menu to select the desired section of the helpdesk. To navigate through the menu activate the tone mode by pressing the "star" on the keyboard. If you are found suitable for you section or don't want to wait, you can call the operator by pressing "0". The employee of technical support service will answer after some time, depending on line congestion.
To call to MTS national roaming on mobile and landline phone, dial 8 800 250 0890. International roaming call+7 495 766 0166. Also the operator has the Fax: 8 (495) 766-00-58. If you need to call the operator MTS SIM card of another mobile operator, use the number 8-800-3330890.
Go to the official website of MTS to contact the operator in other ways MTS. The section you want is on the main page. You can ask a particular question related to the services of cellular communication of MTS, via e-mail or SMS, leaving your coordinates for feedback. Remember that in this case, the answer will not come immediately, but after a certain time, often within 5-7 days.