Hours Of Operations Sleepy's New York Syosset Sleepy's Hours of Operation and Locations in Syosset, NY 4.6 - 190 votes 1 Locations in Syosset www.sleepys.com Sleepy's Hours Category: Home & Garden Sleepy's - Syosset, NY 11791 594 Jericho Tpke(516) 496-7254 View Store Details Explore SyossetView More Apparel MarshallsCarharttCarter'sCatherinesRainbow Sports ColemanLacrosse UnlimitedBasic BasicDSW Jewelry MarshallsChico'sJewelry Center Recommend For You Slumberland Smith's Food & Drug Center Sudbury Farms Sunflower Farmers Market Tops Markets Ultimate Electronics United Supermarkets Whole Earth Provision Company Carter's Daphne's