IMEI stands for International Mobile Equipment Identity . It is a unique 15 digit number which is unique for all devices which use cellular devices. It helps us to identify each device differently. We can use this number to block a mobile phone being used by another person if it is lost or stolen . Whenever anyone inserts SIM card ( or turns his cellular device on ) his IMSI number gets registered with his IMEI number.How to Find IMEI Number Of Your Phone?
You can find IMEI number of your phone by simply pressing *#06# on your keypad . If you have a dual SIM device then 2 IMEI numbers will be displayed.How to trace IMEI?
As we saw in this article , whenever you turn your cellular device on , IMSI number of SIM card and IMEI number of the device is maintained by Cellular companies . This helps legal authorities , law enforcement and police departments to trace a phone. They can find the IMSI number of SIM from IMEI thus providing them with all SIM cards used by that device as well as IMEI number used by a particular phone but in any case they have to inform cellular departments to keep a track on a particular IMEI number for new IMSI number of new SIM cards inserted.