India, Oct. 13 -- Monday, October 13, marks Columbus Day, a federal holiday that commemorates the arrival of Italian explorer Christopher Columbus in the Americas back in 1492. While it's a day that's still widely observed, it's also become a time for reflection and debate. These days, many states choose to mark it as Indigenous Peoples' Day, a day to acknowledge and celebrate the history of Native American communities, as per Newsweek.

Because it's a federal holiday, many government offices and services, including the United States Postal Service (USPS), are affected. If you're waiting for a special delivery or need to get some mail sent out, here's what you need to know about how each of the major carriers is running today.

The US Pos...