Hours Of Operations SIMPLE Mobile Maryland Adelphi 20783 SIMPLE Mobile Hours of Operation and Location in Adelphi, MD 20783 4.0 - 92 votes 2334 University Blvd E, Adelphi, MD 20783 (301) 422-0802 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 Recommend For You El Toro Market H2O Wireless Lumber Liquidators Ray-Ban Metro PCS Bath & Body Works American Eagle Outfitters Ashley Furniture Homestore Verizon Wireless Abercrombie & Fitch