MSIN - Mobile Station Identity Number

The Mobile Station Identification Number forms part of the ITU-T (International Telecommunications Union – Telecommunications Standardization Sector) defined IMSI (International Mobile Subscriber Identity) to uniquely identify a mobile or subscription from within a given network. The MSIN is comprised of a maximum of 10 digits.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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