Sim Card Number Lookup T-mobile. Messages must be saved to the sim card to see this option. If your iphone will not power on, you can eject the side sim tray using a sim tool or a push pin to get your sim card number (iccid).
If you placed an order recently, you can log into your account after 48 hours of placing the order, to check the status. Messages must be saved to the sim card to see this option. Your service should be working.
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The longer someone has access to your phone number, the more damage they can do. With the device off, open the sim card tray and insert the sim card. Starting from the home screen: Messages must be saved to the sim card to see this option.