Banks in Arnett, Oklahoma, the US. Banks locations in Arnett, Oklahoma. Find the nearest banks locations, near you. All types of business services ATM Bank Courthouse Finance Funeral home Insurance Lawyer School All banks in Arnett Closed now Farmers & Merchants Bank ATM Finance Bank +1 580-885-7515 225 Renfrow Avenue, Arnett, Oklahoma 73832 Write a review Phone Hours Website Directions