There is a 'Show Example' option next to the service. To use them, enter the 15-digit IMEI code into the search window, choose the tool and perform the check. Also, IMEI helps carriers to block phones and prevent smartphones from accessing their networks.Īll services are available to you 24/7. By this number, a network knows if the device is valid or not, locked or unlocked, reported as lost or stolen, etc. GSM networks across the world rely on IMEI codes to identify gadgets. This 8-digit part of the IMEI number is called TAC, standing for Type Allocation Code. The initial eight digits of the 15-digit code define the smartphone model and source information. According to the IMEI Allocation and Approval instructions, the last digit is calculated via the Luhn formula. So, what are those 15 digits? GSM Association organization defines the first 14 digits, while the last digit is a check number. There are no two devices with the same 15-digit code, just like no two people with the same fingerprints. We can compare the IMEI to a human fingerprint. And CDMA gadgets have a different identifier, MEID code. It is interesting that phones that have no SIM card slot also have no IMEI number.

So, if you have a GSM handset, it comes with an IMEI number It is a unique 15-digit number that identifies your gadget.

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