Annual Reports Church Koinonia Federal Credit Union | Membership Information | Loan Information | Member Services | About Us To contact us: Phone: 423.629.5400Fax: 423.629.5404Email: CKFCU@churchkoinoniafcu.org 2319 East Third StreetChattanooga, TN 37404Office Hours:Monday-Friday10:00 a.m.-5:00 p.m....