How to check the phone bill balance of other people's Unicom cards?

If you need to query the service password of the number, you can query it by logging in to Unicom's online business hall or mobile phone business hall.

Users can check the current phone bill through the following channels:

1. Log in to the online business hall/click "Call Charge Inquiry" > "Real-time Call Charge (Current Call Charge)";

2. after logging in to the mobile phone business hall client, click service > query > phone bill query > real-time phone bill (current phone bill).