What should I do if I am locked out of my mobile access? Please contact 3Rivers at 800.825.3641 option 1 for assistance. Have more questions? Submit a request 0 Comments Article is closed for comments. Related articles I forgot my password for Mobile Banking. How can I reset it? Will I be able to see statements in mobile access? Call Back How do I enroll in text banking? Will there be any alerts for low balances, large transactions, etc.?