Is Costco Open Today 2024. On labor day, costco will be open during its regular hours, so you can stop by to pick up paper plates, cups, forks or even the sunscreen you left at home. According to its holiday calendar, costco locations in the united states are closed on new year’s day, easter day, memorial day, independence day, labor day,.
Hours are listed for the companies that provided them. Signs announcing a labor day sale hang in the window of a clothing store in a mall on wednesday, aug.