Hours Of Operations Costco Pharmacy California Lancaster 93534 Costco Pharmacy Hours of Operation and Location in Lancaster, CA 93534 4.1 - 43 votes 1141 W Avenue L, Lancaster, CA 93534 (661) 802-4470 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 LancasterView More Apparel CostcoMarshallsRoss Dress for LessDd's DISCOUNTSBig Lots Sports CostcoTargetBig 5 Sporting GoodsColemanSoccer Center Jewelry CostcoMarshallsAvon Recommend For You Sam's Barber Shop Salon Centric Nails Boutique Sky Nails Magic Nails Golden Nails Rainbow Nails Kelly Nails Nail Expo Sky Nail