Checking your T-Mobile balance is a quick and easy way to stay on top of your account and avoid unexpected charges. There are several different ways to check your balance, so you can choose the method that’s most convenient for you.
One way to check your balance is to dial *#646# from your T-Mobile phone. This will bring up a menu of options, including your current balance. You can also check your balance by logging into your T-Mobile account online or using the T-Mobile app. If you’re abroad, you can check your balance by dialing +1-611 from your T-Mobile phone. Note this may incur roaming charges.