Stillwater National Bank - Operations Center ← View details 1624 Cimarron Plaza, Stillwater, OK 74075 +1 405-372-2230 Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 08:00 am — 05:00 pm Tuesday: 08:00 am — 05:00 pm Wednesday: 08:00 am — 05:00 pm Thursday: 08:00 am — 05:00 pm Friday: 08:00 am — 05:00 pm Your comments * — Required information