Please enter your current address in the assignment of title. You may also call 1-800-1-0557.Get answers to all your financial questions from One Nevada Credit Union customer service. First Name: Last Name: Policy Number: Address: City: State: ZIP: Phone: Email: Nationwide strives to provide excellent customer service to our Members. Q: How do I cancel a loan? Learn what a mortgage payoff statement is, how to request one, and and what to do if your mortgage servicer fails to send it.