3039330300 Duryea Orthodontics Littleton reviewsbr Excellent Ratingbr br My son is a patient of Dr. Duryea. Im very pleased with my sons treatment . My son is always greeted by Dr. Duryea and his staff. The office is very nice and has two office locations.br br Duryea Orthodonticsbr 6701 W. Ken Caryl Ave.