Hours Of Operations Mattress Firm Utah Salt Lake City 84115 Mattress Firm Hours of Operation and Location in Salt Lake City, UT 84115 4.3 - 114 votes 2120 S 300 W, Salt Lake City, UT 84115 (801) 886-2995 Get Directions Mattress Firm Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Salt Lake CityView More Apparel Sam's ClubCostcoTJ MaxxRoss Dress for LessBurlington Coat Factory Sports CostcoTargetSports AuthorityNew BalanceBig 5 Sporting Goods Jewelry Sam's ClubCostcoBurlington Coat FactoryCatoKohl's Outlet Recommend For You Milestones Pac Sun Pacific Sunwear Sunbelt Rentals TJ Maxx Bargain Shop Herbalife Aldo Banfield Pet Hospital Roundy's