How to verify the website address of 12306 with a two-way mobile phone?

12306 mobile phone two-way authentication steps

Step 1: Please send a short message "999" to 12306 on your mobile phone to confirm that you can contact it.

Step 2: 12306 will reply a six-digit message to your mobile phone after receiving your message. Please fill in the six-digit short message in the blank box below within ten minutes, and then click the "Verify" button. Please send a "999" message now and wait for our reply.

Users of 12306 who have not verified their mobile phones recently will receive relevant prompts when logging in to the website. Passengers can complete the mobile phone verification within 3 days after receiving the prompt. Passengers who have not been verified within 3 days, first carry out two-way verification of mobile phones when purchasing tickets, and then they can also purchase tickets;