Apple verification code
I keep getting an apple verification request and call sent to my phone and I am not requesting it on any device
iPhone 8, iOS 12
Someone may be trying to sign into your Apple ID. Make sure you have a strong password set. If the attempts continue, you might want to consider a name change.
Note the restrictions in the article.
What to do after you change your Apple ID or password - Apple Support I suggest doing this before you change your Apple ID or password.