How to dial 133 service Step 1: dial (1) to call domestic mobile phone, please dial "** 133*86 mobile phone number #"; (2) For domestic fixed-line calls, please dial "** 133*86 area code and fixed-line number" (for Beijing fixed-line calls, the dialing method is "* *10 fixed-line number" (Note: for Chinese mainland fixed-line calls, don't add 0 before the area code). Step 2: After seeing the message prompt, hang up and dial, and "OK, Pleasewait" will be displayed on the screen of the mobile phone. Please hang up after seeing the prompt and wait for the system to call back. Step 3: About 30 seconds after the system dials back and hangs up, the mobile phone will receive a call prompt from the system, and the displayed number is the called number. After being connected, it can talk to the other party. For more service benefits, click on "official website" customer service 220 below to answer your questions.