IMSI国际移动用户识别码（IMSI） international mobile subscriber identity 国际上为唯一识别一个移动用户所分配的号码。从技术上讲，IMSI可以彻底解决国际漫游问题。但是由于北美目前仍有大量的AMPS系统使用MIN号码，且北美的MDN和MIN采用相同的编号，系统已经无法更改，所以目前国际漫游暂时还是以MIN为主。其中以O和1打头的MIN资源称为IRM(International Roaming MIN)，由IFAST (International F
This table provides a list of some known MCC and MNC codes at the time of this publication. This listis subject to change as new service providers and countries are added. To find more information aboutMCC and MNC codes
Every operator uniquely identified by a combination of Mobile Country Code (MCC) and Mobile Network Code (MNC). This combination is used by all mobile operates which operates using GSM, WCDMA, LTE, iDEN public land mobile networks as well as some CDM
