Andreas is a village in the southeast corner of Schuylkill County, Pennsylvania, in West Penn Township on Route 895. A small part of Andreas is also in East Penn Township in Carbon County. The Lizard Creek flows eastward through the village to the Lehigh River. Andreas lies at the northern foot of Blue Mountain in ZIP code 18211.The village takes its name from Andreas, Isle of Man.The village and surrounds are geographically closer to Allentown and Bethlehem than to the Schuylkill County seat at Pottsville. Because of this, and its location on the Carbon County border, it is often seen as a suburb/exurb of the Lehigh Valley region.Andreas is served by the Mantzville exchanges in area code 570 and in area code 272, though residents in the eastern section of the village can be assigned a number in the Lehighton exchange of area code 610.Andreas is surrounded by slate quarries.