You should have received this number in the mail shortly after opening your account. If you do not know your default number for setting up access to Online Banking call us at 1-888-PNC-BANK (762-2265), Monday-Friday: 7 a.m.-10 p.m. ET Saturday & Sunday: 8 a.m.-5 p.m. ET. Bank deposit products and services provided by PNC Bank, National ....