Hours Of Operations Dollar Tree Maryland Columbia Dollar Tree Hours of Operation and Locations in Columbia, MD 4.9 - 154 votes 1 Locations in Columbia Dollar Tree Hours Category: Grocery & Market Dollar Tree - Columbia, MD 21045 7180 Cradlerock Way(410) 381-0180 View Store Details Explore ColumbiaView More Apparel MarshallsTJ MaxxRoss Dress for LessColdwater CreekBig Lots Sports TargetSports AuthorityNikeDick's Sporting GoodsSkechers Jewelry MarshallsHobby LobbyZalesKay JewelersChico's Recommend For You Gamestop Rent-A-Center Sam's Club Sears Payless ShoeSource Staples Kmart Kroger Big Lots Sunglass Hut