Common Questions
How do I sign up for auto pay?
• Customer Dashboard via
www.ntua.com
• Set up with your financial
institution
• Contact District Agent
What type of Cards are accepted for Online Payments?
• Visa
• Master Card
• Discover
What are the consequences of numerous returns on my account?
• After two insufficient funds within
12 months, available payments
options may be blocked.
Who do I contact if I feel there is a mistake on my payment?
• 1-800-528-5011
• Visit local District Office
Navajo Tribal Utility Authority • P.O. Box 170, Fort Defiance, AZ 86504 • Phone: 1-800-528-5011 Copyright © 2025 NTUA - A proud Enterprise of the Navajo Nation