Hours Of Operations Costco Pharmacy Maryland Middle River 21220 Costco Pharmacy Hours of Operation and Location in Middle River, MD 21220 4.0 - 111 votes 9919 Pulaski Hwy, Middle River, MD 21220 (410) 780-4159 Get Directions Costco Pharmacy Hours Category: Beauty & Health Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Middle RiverView More Apparel Big LotsKohl's OutletAmerica's Best Contacts & EyeglassesJourneysDeb Sports TargetAll SportsSports World Jewelry Kohl's Outlet Recommend For You Nail Experts Expert Nails Us Nails About Nails Spa Eagle Nails Expert Nail Lockheed Martin Corporation Best Care Pharmacy Wellcare Pharmacy Kmart Pharmacy