Mobile Station International Subscriber Directory Number (MSISDN)
The MSISDN is a mobile subscriber's telephone number in full international format, the number people dial to reach them.
What is Mobile Station International Subscriber Directory Number (MSISDN)?
It consists of the country code, a national destination code and the subscriber number, following ITU-T E.164. The network links the MSISDN to the IMSI in the HLR or HSS.