You can check the amount of call minutes and data that you have used.
1. From the application tray, touch Settings.
2. Touch
> About > Usage.
3. Select an option:
* Touch Last Call, Total Time, This Session, or Total Data to see more usage details for each item.
* Touch
> Reset Call Time to reset the values in the Call Time section.
* Touch
> Reset Data Usage to reset the values in the Data Usage section.
TIP: To track your approximate monthly usage, reset the call time and the data usage at the beginning of each billing cycle.