Hours Of Operations Mary Kay Cosmetics New York Mt Sinai 11766 Mary Kay Cosmetics Hours of Operation and Location in Mt Sinai, NY 11766 4.2 - 101 votes 151 Ira Rd, Mt Sinai, NY 11766 (631) 928-0283 Get Directions Mary Kay Cosmetics Hours Category: Beauty & Health Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Mt SinaiView More Apparel RainbowCoachDel SolLidsExpress Sports ColemanLids Recommend For You Tip Top Nails Beauty Bar Tj Nail Spa Fast-teks On-site Computer Service Fast-teks Onsite Computer Services Hair Plaza Beauty Supply Beauty & More United Beauty Salon C Lucky Beauty Supply