You need to know how to check your credit card application status after applying for it. issuers of credit. Credit card issuers have their processes, they can decide to instantly approve or disapprove your application or even deny your many applications based on your income and credit reports. There are some situations that will warrant the lender to go through the details of your application more closely. If you didn’t get an instant reply when you applied for a credit card, you have other options on how to check your credit card application status.