How do I cancel a subscription purchased with an old Apple ID account that I don't have access to?

I got robbed and I had an iTunes account on the other phone that’s is still billing iTunes I don’t have access to the mail on that phone how to I cancel the subscription if I can’t log onto those emails

Please help me as I keep getting charged for an iTunes account on a stolen phone how do I remove it and I used the same cellphone number

[Edited by Moderator]