Why do i have a (Card) on my iphone?????? inever setup or entered my credit card

MsTigerchick wrote:

I deleted my card on my phone and it deleted all my contacts. then i googled what is acard used for. It said it was a subscription for something and then it gave me instructions how to delete my card. I never subscribed to anything and i never gave any of my credit card info on my phone???

Who is your email provider?