The first version of the definition of the rooms offers operator. Enter from your mobile phone *111# and press the call key. You will be taken to the menu of management services and obtain information. Select remember to rate/room and you will receive a message with your phone number and the name of the established rate. The service is free.
The second way to learn your cell phone number is to call to any mobile number of your friend beside you. Automatic number identification of the arrival time of voice call it will show your number.
The third option is to define your room service to send free message to your friend asking them to call you back. To do this, dial *144*+7номер caller# call key. To the specified number will receive a message with your phone number.