What is the phone number of Unicom card? Can I check the phone bill?

If you need to check the phone bill balance, you can usually do so in the following ways:

Method 1: Send "CXYE" or "YE" to 100 10 (subject to the short message instruction in the province).

Method 2: log in to the mobile phone business hall APP, and click Service > Inquiry > Call Charge Business Inquiry > Account Balance;

The third way is to log in to Unicom's online business hall and click "Query" > "Call Charge Service Query" on the home page;