Hours Of Operations Dollar Tree Maryland Middle River Dollar Tree Hours of Operation and Locations in Middle River, MD 4.9 - 154 votes 1 Locations in Middle River Dollar Tree Hours Category: Grocery & Market Dollar Tree - Middle River, MD 21220 9991 Pulaski Hwy.(410) 682-9027 View Store Details Explore Middle RiverView More Apparel Big LotsKohl's OutletAmerica's Best Contacts & EyeglassesJourneysDeb Sports TargetAll SportsSports World Jewelry Kohl's Outlet Recommend For You Gamestop Rent-A-Center Sam's Club Sears Payless ShoeSource Staples Kmart Kroger Big Lots Sunglass Hut