Columbus Day 2026: What’s open? What’s closed?

Columbus Day 2026 brings various operational changes across services. Federal offices, courts, and most banks will be closed for the holiday. However, other entities remain functional to serve the public. Specifically, UPS, Costco, and various restaurants will stay open. Additionally, mail delivery and stock markets continue their regular operations. This guide provides the most up-to-date information regarding which essential services and businesses are available or unavailable during the observed Columbus Day 2026 holiday period.