Contact Us

To report your Visa Debit card lost or stolen please call (866) 513-4140 or (800) 752-6394.

Chat – The fastest way to reach us.

Chat and Video Banking is available Monday – Friday 8 AM – 5 PM (MST-PHX)

Just click on the chat icon on the bottom right of this page.

Chat is also available within Online Banking and our Mobile App. Login to your account and click on the square chat icon at the top or bottom of the page.

Prefer Face to Face but can’t get to a branch?

Start a Chat and upgrade to Video Banking.  You’ll be able to talk to us, face to face, using your smart phone or computer’s video features.

We’ve Got Co-Browsing!

To better serve you, we now offer co-browsing with our Chat and Video Banking Services! With this feature our Member Services team can easily point you in the right direction with their cursor.  You’ll be able to follow along on your computer to find what you’re looking for with ease.  Start a Chat and see how easy it is!

Email Address 

Have a question on the weekend? You can send us an email and we will respond on Monday. Please do not reference your account number in email correspondence.  This email is checked M-F.

talktous@ascu.org

General Mailing Address and for Payments

P.O. Box 370
Sierra Vista, AZ 85636

Automated Teller

520-459-1860

Activate or report a lost or stolen debit card

Member Services 

(520) 459-1860
Toll-Free: (800) 752-6394
(Members please call or chat for fax number.)