Banks in Yaphank, New York, the US. Banks locations in Yaphank, New York. Find the nearest banks locations, near you. All types of business services ATM Bank Finance Lawyer Real estate School Travel All banks in Yaphank Open now Until 06:00 pm Chase Bank ATM Finance Bank +1 631-924-4500 128 Main Street, Yaphank, New York 11980 Write a review Phone Hours Website Directions