Hours Of Operations SIMPLE Mobile New York Hempstead 11550 SIMPLE Mobile Hours of Operation and Location in Hempstead, NY 11550 4.0 - 62 votes 270 Greenwich St, Hempstead, NY 11550 (516) 640-5242 Get Directions SIMPLE Mobile Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore HempsteadView More Apparel H & MCarharttCatherinesOld NavyAJ Wright Sports VansFamous HorseDanice StoresFamous Horse IncorporatedAthletics Department Jewelry Avon Recommend For You H2O Wireless Metro PCS Verizon Wireless Dell Dollar Store At Home Bally Deb Omega El Toro Market