Security Service Federal Credit Union offers competitive, affordable financial products and services designed to meet the nee ... ds of its members. Security Service is an industry-leading financial institution with locations in Texas, Colorado and Utah. The credit union is among the top credit unions in the nation. Security Service strives to be America’s best credit union and provides the true benefits of credit union membership with financial services of the highest quality and value. Federally insured by the NCUA. Equal Housing Lender. read more