SmartHub is a web and mobile app that allows you to do business with us like never before!

When you register your account you will be able to manage your account information. View bills and payment history, make payments, view energy use, report outages, and receive important notices. 

Just click the link below for the account you want to access. When you get to the SmartHub log in screen, click the “New User?” link at the bottom of the screen.  

Don’t want to register with SmartHub? No problem.

“Pay Now” provides an online payment alternative to SmartHub. Use the “Pay Now” link for easy online bill payment with no registration required to log in.  Use your account number and last name/business name to access your account for payment only.  




To make a payment over the phone for Electric/Water/Propane ONLY,

please call the toll free number 1-833-890-6263 to reach our new automated system.

Download the SmartHub App

With the SmartHub mobile app, you can receive notifications from SmartHub, pay your bills, report problems/outages, and contact TOUA, all from your smartphone. Getting started is easy – you just need to download the app and log in.




          SmartHub Electric                           SmartHub Telephone                            SmartHub App     

    Web Register Instructions               Web Register Instructions                            Instructions











What is the difference between the website for SmartHub and the mobile app?

Both platforms are part of TOUA’s online account management system for members. The website has additional functionality that allows members to manage notifications, update their stored payment methods, and change their personal information. Both the web version and mobile app allow members to securely access their account information, view bills and payment history, make payments, view energy use, and report outages. The free mobile app is available to download and install on mobile devices and tablets.

What is SmartHub?

SmartHub has several features that make managing your account as easy as possible. Whether through the web, or your smartphone or tablet (Android or iOS), you’ll be able to pay your bill, view your usage, contact customer service and get the latest news. As soon as you log in, you’ll be able to view your billing history and make a payment with just a couple of clicks. You’ll be able to see your current bill, along with bills from the previous month or even the previous seasons, if you want to compare costs. Not only will you see your billing history, but you’ll be able to view your actual use. You can see how your use is trending over time, which will allow you to take steps to lower your bill. Making payments through SmartHub is fast and easy. The first time you make a payment either through the web or through your mobile device, you’ll be able to securely store your payment information for future transactions. The next time you need to pay your bill, it will only take a couple of clicks. You’ll also be able to see important notices with SmartHub. You’ll be able to select how you want to be notified about your bill, including email and text messaging. You’ll even be able to set usage thresholds so that you’ll know when you’re using more than you’d like which will help you keep your electricity bill as low as possible. Reporting a service issue is a snap with the SmartHub mobile app. There’s no need to call the office, just let us know about the issue with a few clicks. You can also contact us for customer service requests or with any questions you may have. You can now contact us at any time from anywhere.

Is the app secure?

Yes. All critical information is encrypted in every transaction run and no personal information is stored on your phone or tablet. Mobile devices do offer you the ability to store your login information for apps installed on the device. If you choose to store your login information, any person who has access to your mobile device can access your account.

What changes should I expect?

Re-register for your online account: We recently had a system upgrade that requires all of our members who have online accounts to register again. You can only register on the web pay portal for both Electric and Telephone accounts. The new system greatly increases the amount of information you have access to with regards to your account, including your energy daily, and hourly energy usage. Update your online payment options: Once you register for your online account, you will need to update your payment options.

Where can I find my new account number?

Your new account number will be listed on your latest bill. or You can find your account number on a printed bill statement mailed to your residence or business. You can also call Tohono O'odham Utility Authority at 520-383-2236 for assistance. NOTE: If you use online banking to pay your bill, we encourage you to ensure your financial institution has the updated account number.

How do I sign up for SmartHub?

Members can sign up for SmartHub via the login page. To create a new online account, click “New User? Sign up to access our Self Service site” on the login page for SmartHub. Residential members will need to have their account number on hand before starting this process. Commercial members will need to have the tax ID number for their business. After clicking on the “New User” button, type your billing account number, last name or business and email address in the requested fields. Follow the steps to set up your online account. To register, enter your new account number, the name on the account and an email address. You will receive an email with a temporary password that you can use to log in. Once you log in to SmartHub with this temporary password, you will be prompted to change your password. What happens if my temporary password doesn’t work and/or I’m locked out before I can register? Please try to register again. You will receive another temporary password, and you can try again. Check your junk mail if you don't see the temporary password email.

How do I set up my mobile and email for notifications?

Log in to SmartHub. Click Notifications>Manage Contacts>+Add E-Mail Contact and/or +Add Phone Contact.

How do I sign up for, update or delete billing, outage and usage notifications?

Log in to SmartHub. Click Notifications>Manage Notifications>Billing or >Service or >Usage and select Text Message and/or E-mail options

I'm being prompted to sign up for paperless billing when I log in. Do I have to sign up or re-register for it?

No. It is provided as an option for your convenience. If you do not sign up for paperless billing in SmartHub, you will continue to receive a monthly bill in your mail. When we upgraded our systems, all of those members who were previously enrolled in paperless billing were not able to be carried over, so while we understand it’s inconvenient, we do appreciate your understanding of having to enroll again. You can choose to participate in paperless billing, which sends bill statements to the email address on your account. Members who participate in paperless billing do not receive a copy of their bill in the mail. Here's how to change your preference to participate in paperless billing: On the website: ● Click on My Profile ● Click on Update My Paperless Settings. ● You can then choose your preference by selecting On or Off for paperless billing On the app: ● Select Settings ● Select Paperless Bill Settings ● Then, you can select On or Off for paperless billing

What is Auto Pay and do I need to sign up for it?

AutoPay is a convenient option to pay your bill each month. AutoPay allows you to pay your monthly bill through an automated draft from your bank account or credit card at no extra charge. By enrolling in AutoPay, you authorize [name] to withdraw funds from your selected account to pay your monthly bill on the due date. No, you are not required to sign up for Auto Pay. We offer it for your convenience only. If you prefer to mail your payment or schedule it through your bank, please do so. IF YOU MAIL PAYMENTS: Please use the NEW payment coupon included on your January bill and mail to PO Box 816 Sells, Arizona 85634 IF YOU SCHEDULE PAYMENTS THROUGH YOUR BANK: Please use the new account number and TOUA payment address listed on your May 2020 bill.

How do I sign up for the Auto Pay Program?

First, you must have provided a bank account and/or credit/debit card information to enroll in AutoPay. On the website, click on Billing & Payments, then click on Auto Pay Program on the sidebar. Click on Sign Up for AutoPay. Accept the Terms and Conditions then follow the instructions. On the app, select Pay My Bill then select AutoPay Program then follow the instructions.

How do I set up stored payment methods, such as a credit card?

You can save bank account and/or credit/debit card information for future bill payments. If you plan to enroll in the Auto Pay Program, you’ll be required to provide a stored payment account to pay your [name] bill. On the website, click My Profile then click on Mange My Stored Payment Accounts. Follow the instructions to provide a bank account or card information. You can add multiple bank accounts and cards under your stored payment accounts. On the app, select Pay My Bill then select Stored Payment Accounts. Select Add a Payment Method, then select which type of card or bank account information you will provide. Follow the instructions to provide a bank account or card information.

How can I view my energy use?

You can view your energy use on the website and app. On the website, click My Usage and select My Usage, then select Usage Explorer. On the app, select the Energy Use icon to view your energy use.

How current is the account information in the app or website?

The information you see in the app and on the website is shown in real-time. However, if you keep your app or web version open for an extended time, you should refresh the page by selecting a new option in order to ensure the information is current.