Circle K at 17145 Yonge St, Newmarket, Canada is a convenience store and gas station offering a wide variety of products for people on the go. If you are looking for a great cup of coffee, a cold beverage, a Froster drink, we are the place to visit. We have premium quality fuels and an excellent car wash. If you need public restrooms or an ATM, please stop by. Our fast and friendly team is always happy to serve you!