Locations, Hours & Email Union Star Facility 4th & Cedar P.O. Box 80 Union Star, MO 64494 Phone (816) 593-2291, (816) 593-2292 Fax (816) 593-2839 Email address - unionstar@firstsecuritybankmo.com Lobby Hours: 9:00 a.m. to 3 p.m. Monday through Thursday 9:00 a.m. to 3 p.m. 4:00 p.m. to 6:00 p.m. Friday 9:00 a.m. to 12:00 p.m. Saturday Trimble Facility 202 S.W. Hwy. 169 P.O. Box 190 Trimble, MO 64492 Phone (816) 357-2566 Fax (816) 357-2567 Email address - banking@firstsecuritybankmo.com Lobby Hours: 9:00 a.m. to 3 p.m. Monday through Thursday 9:00 a.m. to 3 p.m. 4:00 p.m. to 6:00 p.m. Friday 9:00 a.m. to 12:00 p.m. Saturday Drive-through Hours: 8:00 a.m. to 5:00 p.m. Monday through Thursday 8:00 a.m. to 6:00 p.m. Friday 8:00 a.m. to 12:00 p.m. Saturday ATM Location 202 S.W. Hwy 169 Trimble, MO Back to Top