It's important to find out if you can make a voice call. If you can't make a voice call, you need to solve this problem first. When the problem is solved, you will most likely also be able to check your MessageBank®.
You're trying to check your MessageBank® when abroad or from another phone than your own
Dial your own number from another phone. When you hear your MessageBank® greeting press #. You'll be prompted for your PIN. Please note that you need to set a PIN before you can remotely access your MessageBank®.