What is a "What Is An Imsi"? The Most Authoritative Explanation.

What is a "What Is An Imsi"? The Most Authoritative Explanation.

What is IMSI code?

Every modern smartphone that uses a SIM card has some unique numbers that identify users and mobile operators. While your phone registers to the mobile network it sends its unique code called IMSI. This code is used to identify you as network subscriber. What is this number for? Why do you need to know it? How IMSI differs from TMSI?

What is the difference between IMSI and ICCID?

IMSI stands for International Mobile Subscriber Identity, and it is a 15-digit number that is linked to the SIM card and not the mobile phone. ICCID stands for Integrated Circuit Card Identifier and it is usually a 20-digit number that is assigned to the hardware chip of each SIM card.

What is the difference between IMSI and MSISDN?

Remember that the IMSI is a number that network operators use to identify a subscriber. On the other hand, what you need to make a call is the MSISDN number. MSISDN stands for Mobile Station Integrated Services Digital Network. One of the differences between this number and the IMSI is that MSISDN can change if the subscriber requires that.

Is IMSI your IMEI number?

IMSI is not your IMEI number even though they are both sent to your mobile operator and register in the network. IMEI is the unique phone’s hardware element. It identifies the device. IMSI identifies the SIM card and it’s also a unique number. IMSI consists of 15 digits. Every GSM and UMTS phone has 15-digit identification number.

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