Lock SIM card of MTS using the service "Internetassistant". To get started you will need a password to log in. To get it on your mobile phone dial *111*25# and follow the system instructions. Unfortunately, if the SIM card when you are not, and earlier, the password for the "Internet assistant" you do not have installed, in this case, it will not be able to use this service.
Sign in "Internet assistant" on page https://ihelper.mts.ru/selfcare/ and in the corresponding fields, enter the number of your cell phone and password. Further, in the left part of the window will appear the optional menu, one section of which is called "Blocking." It needs to be activated.
Contact MTS contact centre. When hand phone with SIM card from MTS dial short number 0890. To call from a landline or other mobile operator, dial 8 800 333 08 90. Once the connection with the operator is installed, please notify why you don't want to use your number and name, passport details, after which the room will be immediately blocked.
Visit your nearest communication salon. Present your passport and ask them to block your SIM card. Here also you can buy another SIM card and want to make it with the same number and all previously connected rates and services. Can also be free to recover the SIM card.
If you want to disable the SIM card that is not in you to do it without the presence and consent of the person named in the contract, it is impossible.
Be sure to lock your SIM card in case of loss and discard of the old rooms, otherwise you risk to receive from the mobile operator a pretty impressive score. With your SIM card, fraudsters can connect to the Internet to call to other countries and make calls in a roaming area.