Always wanted to know 11 phone numbers in the end mean? As follows: to know whether the answer, thank you!

            


The top three mobile service access code, identifying different mobile systems. Middle four is HLR identification code, a HLR should identify a device, right? The last four digits are the number of mobile users, users should only be assigned a serial number to it. So long as we entered the front seven in the use of mobile phone number attribution to inquiries, when it is possible to know a number of the home and the type of card. Thought that attribution is uniquely determined by the middle four HLR identification code, but found time if you change the third inquiry, such as the 139 to 137, the home had changed, so the home also has a relationship with the three front . There are several cards which in turn determine the type, such as a GSM or dynamic zone.

Reply:
The home is a former seven joint decision, the type of card can not be before three judges, as 136 former Shenzhouxing, and now also with dynamic segment number 136, type attribution and cards through the front seven to decide.
Reply:
The top three mobile service access number, in front of seven or six combined, is hlr the numbers, you can learn the numbers of which are managed by hlr, that is possible that the number belongs to which region segment.