Third Party Link Disclaimer - Southwest 66 Credit Union does not endorse or guarantee 3rd party links. The products and services offered on 3rd party sites are not products of Southwest 66. Southwest 66 cannot attest to the accuracy of information provided by the linked sites. Linking to a web site does not constitute endorsement by Southwest 66, or any of its employees, of the sponsors of the site or the products presented on the site. Other websites which you may link to from this site are not bound by the Southwest 66 Website Privacy Policy. The calculators provide estimates only. Read our privacy policy.