
A mobile station ID (MSID) is a number that is associated with the home service provider and the wireless phone number. This is reprogrammed when the user changes home service providers. It can also be called the Mobile identification number (MIN) and is not to be confused with the Mobile Directory Number (MDN) in the CDMA world, which is the devi...
Found on
http://en.wikipedia.org/wiki/MSID

Mobile Station Identifier. Either a MIN (in TIA standards) or IMSI (GSM) Mobile Station Identifier.
Found on
http://www.encyclo.co.uk/visitor-contributions.php
No exact match found.