Respuesta :

You should go to the bank and tell them that you feel like you credit card is up for usage and you dont no who using it

Greenleafable
There are several steps you need to follow if you want to report fraudulent or incorrect charges to your credit card company:
1. Evaluate the charge 
2. Contact the merchant first
3. Contact the credit card company
4. Mail dispute paperwork
5. Wait for them to investigate your dispute
6. Appeal if necessary