Apple ID verification code & sign in

Do you need a verification code? If not that, More information would help.

See if anything here helps.  If necessary, you can use account recovery as explained in the link at bottom of the article.

Verification code - how to get one and sign in with two-factor authentication.   

Do you have a question? Without any other info, all I can suggest is:

Two-step verification for Apple ID - Apple Support

Two-factor authentication for Apple ID - Apple Support