How can I remove my email from their database if I never opened an account? Once I lived in New York city and thought I will use this service but then I moved o

How can I remove my email from their database if I never opened an account? Once I lived in New York city and thought I will use this service but then I moved out. Unfortunately I started to signing in. Then they wanted to send me a confirmation snail mail. But I don't live there any more. And my registration is stuck in a limbo since like 10 years. I can't login because I have no password nor confirmation that I live in the NYC...