lose old phone number

i lose my old phone number so I can't have my authentication codes or backup codes. I wanted to pay with my Razer.

Hello loadtechDarkBlue505,

I understand you’ve lost access to your old phone number and are unable to receive your authentication or backup codes. Please send me a PM  with the following information so I can verify your account and assist you further:

Razer ID:
Email address associated with your Razer ID:
Date of Birth:
Full Name:
Old phone number:
New phone number:
Country:

*Thread locked to curb conversation to PM.