January 2021 Newsletter Available

Stay up to date with the latest news from Sentinel Federal Credit Union.

July 2020 Newsletter Available

Our newsletter is available and includes updates on the gradual re-opening of our branch lobbies. Stay up to date with the latest news from Sentinel Federal Credit Union.

Guardian Text Alert Service Discontinued

Our Guardian Text Alerts service has been discontinued. We apologize for the inconvience. You can easily manage and protect your Sentinel Federal Debit Card and Credit Card from fraud using the "Manage My Cards" feature in our Mobile App. Not only can you lock and...

read more

New Extra Awards Website Launching Soon

On Feb. 18, 2021, we will launch a new and improved Extra Awards redemption website which will be mobile friendly. To prepare for the launch of the new website, you will not have access to view your points balance or redeem your rewards beginning on Thurs., Feb. 11,...

read more

New Phone Numbers for Your Cards

Our debit card and credit card processing system will be upgraded on Mon., Feb. 8, 2021, beginning at 3 a.m. MT and ending at 8 a.m. MT. After the upgrade, please use the new phone numbers below to manage and protect your Sentinel debit card and credit card.  ...

read more

Temporary Lobby Closures

Our lobbies in Rapid City, Box Elder, Custer and Winner are temporarily closed to walk-in traffic as an added precaution due to COVID-19. Our drive-up locations are open and our other branch locations are open for normal business. We encourage you to take advantage of...

read more

Join us for our Annual Meeting

Join us for our 65th Annual Membership Meeting on Mon., Nov. 16, 2020 at 5 PM (MT). This year, we are offering both a virtual meeting for an unlimited number of online attendees and an in-person meeting at our Triple Crown Branch for a maximum of 15 attendees....

read more