Hours Of Operations Dollar Tree Colorado Longmont Dollar Tree Hours of Operation and Locations in Longmont, CO 4.9 - 154 votes 2 Locations in Longmont Dollar Tree Hours Category: Grocery & Market Dollar Tree - Longmont, CO 80501 2255 Main St., Unit 114(303) 772-9483 View Store Details Dollar Tree - Longmont, CO 80501 210 Ken Pratt Blvd(303) 772-3483 View Store Details Explore LongmontView More Apparel MarshallsRoss Dress for LessBig LotsH & MCarhartt Sports TargetSports AuthorityBig 5 Sporting GoodsDick's Sporting GoodsVans Jewelry MarshallsHobby LobbyKohl's OutletKay JewelersAvon Recommend For You Gamestop Rent-A-Center Sam's Club Sears Payless ShoeSource Staples Kmart Kroger Big Lots Sunglass Hut