Whats link multiple msisdns mean

Mobile Station International Subscriber Directory Number(MSISDN) is a number used to identify a mobile phone number internationally. MSISDN is defined por the E.164numbering plan. This number includes a country code and a National Destination Code which identifies the subscriber's operator.

Likewise, how do I find my Msisdn? The MSISDN is just the phone number of the SIM.You can find this in Settings >> General >> About. It'slisted as "Mobile Data Number".

Subsequently, question is, is Msisdn same as phone number?

It's usually stored in a SIM card. A mobile subscriber integrated services digital network (MSISDN)number is a cellphone's phone number. The IMSI isused internally within cellphone systems to identify aphone. Most users don't know their IMSIs, while theMSISDN can be dialed to reach the phone.