Nowadays, there are lots of different ways to apply for a credit card, including online, by phone, by mail, through the bank's app, or in person at a bank branch. Regardless of how you choose to apply, you should have an idea of your credit score before you open a new card to be sure you have a chance of qualifying. In your application, you'll be asked for personal details like your full name, address, date of birth, Social Security Number, and income.