Contact Us

How to contact Security Credit Union

For more information regarding our Real Estate Financing Options or to get started with one of our Real Estate Specialists, call (810) 338-7951 or email

How to contact Century 21 Signature

For more information regarding our customer focused relocation services or to get started with one of our relocation specialists, call (989) 797-5817 or email

Security Credit Union is committed to accessibility and usability of our site,, for all people. We are working to maintain the World Wide Web Consortium’s Web Content Accessibility Guidelines 2.0 Level AA (WCAG 2.0 AA) as our web accessibility standard. It is our intent to fully comply with the Americans with Disabilities Act and as part of this commitment, we are continually working to improve our website to make it more accessible. 

If you are using a screen reader or other auxiliary aid and are having problems using this website, please call 810-235-2322, email us at or mail us at P.O. Box 5255, Grand Blanc, MI 48480-5255 for assistance. All products and services available on this website are available at all Security Credit Union locations.

Security Credit Union's website contains links to websites hosted by third parties. Security Credit Union does not make claims regarding the accessibility of third-party websites and is not able to make accommodations on such websites.

NMLS# 434692