MidFirst Bank ← View details 2602 U.S. 64, Guymon, OK 73942 +1 580-338-1160 midfirst.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 10:00 am — 08:00 pm Tuesday: 10:00 am — 08:00 pm Wednesday: 10:00 am — 08:00 pm Thursday: 10:00 am — 08:00 pm Friday: 10:00 am — 08:00 pm Saturday: 10:00 am — 04:00 pm Your comments * — Required information