There is no regular mail delivery on Columbus Day, October 13, 2025. The United States Postal Service (USPS) post offices will be closed in observance of the federal holiday, and no regular mail will be delivered on that day. The only mail delivery that occurs on Columbus Day is for Priority Mail Express items. Regular mail delivery and retail services will resume on Tuesday, October 14, 2025. Customers can still access some postal services through self-service kiosks available at select post office lobbies, which operate 24/7, even when the post offices are closed.