Credit Union In Indianola, IA The Indianola branch is C1st’s 16th branch location in Iowa and was established on December 2, 2013. The Indianola branch offers a full-range of financial services and is dedicated to helping our members achieve financial success. This location includes drive thru service and 24-hour Preferred Status ATM availability. Check out our personal banking pages for any questions related to checking, savings, loans and online banking.