The Letterkenny Recycling Center has Used Scrap Metal and Plastic Barrels available for sale. Barrels are available for sale on Tuesdays and Thursdays from 0600-1400. Please contact the Recycling Cent... The Letterkenny Recycling Center has Used Scrap Metal and Plastic Barrels available for sale. Barrels are available for sale on Tuesdays and Thursdays from 0600-1400. Please contact the Recycling Center Directly (717)267-5170 directly for more information.