Woodsville Guaranty Savings Bank (WGSB) serves the people, businesses, and communities of northern New Hampshire and northeastern Vermont from ten locations, in Woodsville, Piermont, Lisbon, Littleton, Lancaster, Plymouth, Franconia, and Hanover (LPO), NH. In-person, online, or on the go, WGSB customers can count on their bank to provide the convenience, technology, and personal, friendly service they want everyday, as well as the helpful. trusted advice when they need it. WGSB is an SBA Preferred Lender.