open an account online · learn more about the BPI and BPI Family Savings Bank merger · apply for a credit card · get extra cash via a personal loan. Online Registration · Visit the official web portal of PNB Bank. · On the home page, click on Internet Banking. · Now, click on "Login Now". · On. Follow the online instructions to confirm your Biller Payment Enroll your BDO, BPI, Metrobank, Security Bank, RCBC, PNB or Union Bank account to.