Rimrock Credit Union

Online Banking

Please click here to login.


Secured Loans
Used Vehicle as low as 3.99% APR Term Varies
New Vehicle as low as 3.99% APR Up to 72 months
Unsecured Loans
Personal Loans as low as 8.99% APR Term  36 months


Monday - Friday 9am - 5pm

Drive Up:
Monday - Friday 7:30am - 5:30pm

Thank you for joining Rimrock Credit Union Online. We want to make your online experience as easy as possible. If you have any suggestions to improve the site, please fill out the contact us form.

Rimrock Credit Union will NEVER ask for personal information via email, text message, or phone call. If you receive any request that asks you for your card number, PIN, password, or other personal information, please DO NOT respond to it or click on any links within it. Contact the credit union directly at 406 248-3685 if you have questions.

952 Central Avenue Billings, MT 59102





Rimrock Credit Union has partnered with the Montana Credit Unions for Community Development to provide an online Consumer Resource Center. Hundreds of financial education resources are available for free! Educate yourself on the consumer topics you find important.


News & Events

For Sale:  2009 Silverado 4DR 1500 Hybrid, almost 100k miles, $24,000 OBO

For Sale:  2005 Suburban 1500 LT, 154k miles, $10,500 OBO

National Credit Union Youth Week April 20-26, 2014. Click here for more details.


Debit Enhanced Migration - Notification of Change in Benefits. Your Debit MasterCard card will have new additional benefits. Effective 5/29/14, the new benefits will include Extended Warranty, Price Protection and Satisfaction Guarantee. Go to www.mastercard.com/debit-gtb for a full description of the new benefits and how to use them. To request a printed guide-to-benefits, call 1-800 MC ASSIST.

COOKBOOKS ARE AVAILABLE: Hurry in and get yours today. Only $13 each and all the proceeds go to a varity of charities. They are a great gift idea for any time of year. Thank you to all who contributed.

   Rimrock Credit Cards are now available. Pick up an application and apply today! Payments may be made online at www.ezcardinfo.com. To report a lost or stolen Credit Card, please call 1-800-237-8211 or use the website.

Use our Calculators to look at all possibilities when making financial decisions.You can now email or print the information.

To report a lost or stolen Debit Card after business hours, weekends, or holidays, please call   1-888-241-2510. If outside the U.S. call 1-909-941-1398.

Mission Statement

A Legacy of Commitment For A Future of Excellence