Hours Of Operations Dell Maryland Rockville 20850 Dell Hours of Operation and Location in Rockville, MD 20850 4.4 - 98 votes 1455 Research Blvd, Ste 555, Rockville, MD 20850 (301) 838-3450 Get Directions Dell Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore RockvilleView More Apparel MarshallsTJ MaxxRoss Dress for LessH & MCarter's Sports TargetSports AuthorityLA FitnessColemanSports Plus Jewelry MarshallsChico'sAvonJ JillTen Thousand Villages Recommend For You Dollar Store The Vitamin Shoppe Performance Bicycle The Children's Place Neiman Marcus Last Call Ross Stores New York & Company Grainger Casual Male XL ADT