How to query the number attribution information in the SMS business hall?

Telecom mobile phone users edit the short message instruction "HMGSD# mobile phone number" or "60 1# mobile phone number" in this machine and send it to 1000 1, 1000 1, and reply the short message to the query result. Note: 1, letter instructions are not case-sensitive; 2. When roaming in China (excluding Hong Kong, Macao and Taiwan), handle or inquire about the business through the SMS business hall, and edit the SMS instruction and send it to "mobile phone home area code+1000 1". 3. The super-long messages sent by SMS business hall to users will be split at punctuation, and each message will not exceed 70 characters after splitting. For more service offers, click on "official website" Customer Service 2 19 below to answer your questions.