Hours Of Operations Dots Maryland Marriottsville 21104 Dots Hours of Operation and Location in Marriottsville, MD 21104 4.0 - 168 votes 1935 Marriottsville Rd, Marriottsville, MD 21104 (202) 258-4082 Get Directions Dots Hours Category: Accessories Apparel Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore MarriottsvilleView More Apparel Express Recommend For You A+ Roofing Computers Incorporated Computers Network Arc White House/Black Market Rack Room Shoes Hollister Company Home Goods Coldwater Creek Shoe Carnival