Joke Collection Website - Public benefit messages - How long can I check the call list?

How long can I check the call list?

Unicom customers can inquire about the detailed list of the last six months (including the current month), and you can inquire by yourself in the following ways:

1. Log in to China Unicom APP- Services-Traffic Voice-Detailed List Query.

2. Log in to Unicom's online business hall-query-phone bill/bill-phone bill.

Tips: The specific operation path is subject to the actual page.