How to check the serial number (IMEI number) of your handset

Dial the following number to make your handset display its serial number, commonly known as the IMEI number. Record this number so you can contact Telstra and block the phone from being used if it has been stolen. Simply dial the following number into your mobile phone *# 0 6 # (or you can check under the battery and look for the number next to IMEI)