Hours Of Operations Avenue Colorado Longmont 80501 Avenue Hours of Operation and Location in Longmont, CO 80501 4.5 - 138 votes 800 3rd Ave, Longmont, CO 80501 (303) 651-3353 Get Directions Avenue Hours Category: Apparel Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map 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 7-Eleven Family Dollar WalMart Dollar Tree Gamestop Rent-A-Center Sears Staples Big Lots JCPenney