Cornish Flat, NH

ZIP code 03746 covers the town of Cornish, New Hampshire, situated along the Connecticut River in Sullivan County. This area is renowned for being home to the Saint-Gaudens National Historical Park, which preserves the estate and artwork of sculptor Augustus Saint-Gaudens. Additionally, the town features the Cornish-Windsor Covered Bridge, the longest wooden covered bridge in the United States, spanning the river and connecting New Hampshire with Vermont.