This can be solved by contacting billing Support here: https://azure.microsoft.com/en-us/support/create-ticket
Billing is free and they would assist you with this. You can also call Global support here: https://support.microsoft.com/en-us/topic/customer-service-phone-numbers-c0389ade-5640-e588-8b0e-28de8afeb3f2
In the mean time, Try to cancel and remove card from here:
https://account.microsoft.com/billing/payments
You can also check if you have another directory in the subscription that has resources.
Once you find it go to cost management and billing then you can see your cost breakdown
You can mark it 'Accept Answer' and 'Upvote' if this helped you
(Please note: If you have Priority Community support please wait for a dedicated Microsoft support representative to assist you, as they have access to the necessary backend resources. If you have not yet opened a support case, we recommend reaching out through the support channel available under your subscription level.)
Regards,
Abiola