To check account balance use *100# and finish with the dial button.
⏩ How to find out my number in Megafon?
Enough to dial on the phone *205# and finish with the dial button.
⏩ How long can I keep my number if I do not use any Megafon services?
Normally, if you do not use Megafon services more than 90 days, operator may be blocked your number. To restore the number, contact the Megafon salon with your passport. If the number has not been transferred to another subscriber during this time, you will receive a new SIM card with the same number.