"¿Cómo puedo tener una tarjeta?" would be "How can I have a card?" in English.
Translation: Card
Card, map or menu.
I guess you mean the long distance calling card. It is a 'tarjeta de llamadas' or 'tarjeta de llamadas de larga distancia'.
What can you do with this card
tarjeta means card tarjetita means little card or small card
como desbloquiar la tarjeta
You would find Nombre del Tarjeta Habiente on fillable forms. "Name Card Holder" is the literal translation.
tarjeta means "card", so the obvious answer would be "credit card". but i could be wrong...
ya llego mi tarjeta de identidad
Card
La tarjeta de credito There is an accent on the e in credito.