Banks in Porter, Oklahoma, the US. Banks locations in Porter, Oklahoma. Find the nearest banks locations, near you. All types of business services ATM Bank Finance School All banks in Porter Closed now First Bank Finance Bank +1 918-483-2241 541 Main Street, Porter, Oklahoma 74454 Write a review Phone Hours Website Directions Porter Bancshares Inc ATM Finance Bank +1 918-483-2241 409 S Main St, Porter, Oklahoma 74454 Write a review Phone Directions