Check the HDFC Bank NetBanking portal
Open the HDFC Bank MobileBanking app
View the bill in the credit card section
Check the monthly statement sent by email
Download the statement from the HDFC credit card account
Use SMS alerts if enabled
Call HDFC customer care for bill details
Visit the nearest HDFC Bank branch
Check the bill through the card statement PDF
Review the payment due amount and due date in the statement