Hours Of Operations Mattress Firm Indiana Merrillville Mattress Firm Hours of Operation and Locations in Merrillville, IN 4.8 - 220 votes 1 Locations in Merrillville www.mattressfirm.com Mattress Firm Hours Category: Home & Garden Mattress Firm - Merrillville, IN 46410 1825 E 80th Ave(219) 769-6804 View Store Details Explore MerrillvilleView More Apparel Sam's ClubCostcoTJ MaxxRoss Dress for LessBurlington Coat Factory Sports CostcoTargetSports AuthorityNew BalanceDick's Sporting Goods Jewelry Sam's ClubCostcoHobby LobbyBurlington Coat FactoryZales Recommend For You Mickey Shorr Milestones Milwaukee PC Mori Luggage & Gifts MyEyeDr New Seasons Market Old Time Pottery Pac Sun Pacific Sunwear Party Depot