MSISDN (/ ˈ ɛ m ɛ s aɪ ɛ s d iː ɛ n / MISS-den) is a number uniquely identifying a subscription in a Global System for Mobile communications or a Universal Mobile Telecommunications System mobile network. It is the mapping of the telephone number to the subscriber identity module in a mobile or cellular phone.

Sep 20, 2019 · IMEI is a 15-digit number assigned to every cellular device for each of its SIM slots; IMSI is a 15-digit number assigned to the SIM of a mobile subscriber; ICCID is a number that identifies the chip of each SIM card; MSISDN is the full mobile number including the country code and any prefixes.

MSISDN is the abbreviation for Mobile Station International Subscriber Directory Number. However, this number is merely a label — something the user can remember and share. In mobile networks, the unique user identifier is, in fact, the SIM card identifier, also known as the International Mobile Subscriber Identity (IMSI) .

MSISDN stands for Mobile Station International Subscriber Directory Number. It’s the unique number that identifies a mobile subscriber. The MSISDN is the mobile subscriber’s phone number including the international country code.

May 5, 2024 · MSISDN establishes communication between devices, while IMSI is used to authenticate and authorise subscribers to access mobile networks. So the primary difference is that MSISDN is associated with a phone number.

While IMSI and MSISDN are both important identifiers in mobile telecommunications, they serve different purposes and have distinct attributes. IMSI is primarily used for network authentication and identification, while MSISDN is used for making and receiving calls.

Feb 10, 2025 · What about the ICCID and MSISDN? The ICCID (Integrated Circuit Card Identifier) is used to verify SIM cards. It is 19-20 digits and written on all physical SIM cards. It is part of the SIMs hardware and can be thought of as the SIM card’s ID.