Whatever the situation, you should immediately notify the payment service provider that issued the card, or the entity specified by the latter, following the procedures specified in the contract (which, at times, are also stated in the card’s monthly statements or the statement of the associated payment account). To know how to act, you should know the procedures and information detailed in the contract and be able to state the card number at all times.

To report the loss, theft, misappropriation or unauthorised use of your payment card, you may use the contacts provided below. 

Contacts of payment card issuers: https://www.bportugal.pt/sites/default/files/anexos/documentos-relacionados/contactosdosemissorescartoes.pdf