It is — kid you not — recommended to terminate your individual services to avoid additional billing.
Technical limitation of a trillion dollar company? I say scum bag billing
You can cancel your credit card, but I imagine big Amazon and Co shops/sells their collections to the best on paper deal debt collectors (aka, truly the scummiest and worst ones).
If you have ever been pursued for unpaid debt like this, despite consumer legal protections, it is years of Hell, legal threats/letters, calls, and other gray intimidation. All while wondering if your credit score will just be nuked over night.
Source: Victim of identity fraud