Costco Will Require All Shoppers to Wear Face Coverings Starting in May

FLTR General Use Face Mask, 50 Disposable Masks (50, Black) : Industrial & Scientific

Costco to require face coverings for shoppers

NYC Grocery Stores Trader Joe's, Morton Williams Attract Criticism for Easing Mask Requirements - Eater NY

Costco to require masks for shoppers to protect against coronavirus

Costco will require shoppers to wear a face mask starting next week - CBS News

13 Costco Scams Warehouse Shoppers Should Beware

Costco Will Require All Members To Wear a Mask While Shopping

Costco Lifts Restrictions on Entry into Stores

Costco to require face coverings for shoppers

Colorado mask mandate ending as Polis shifts to recommendations, not requirements

McDonald's to Require Face Masks in U.S. Restaurants - WSJ

Costco no longer limiting warehouse entry to two people per membership card, Coronavirus