COLUMBUS, Ohio (WCMH) — Christmas Day is Wednesday, an international holiday celebrated annually on Dec. 25, as well as a U.S. federal holiday. In observance of Christmas Day, most postal carriers will not deliver mail. Customers can still expect to receive mail and packages on Tuesday, Dec. 24, Christmas Eve, and services will return to normal on Thursday, Dec. 26. The United States Postal Service recognizes Christmas Day as one of 11 federal holidays on which mail is not delivered. Post offices will also be closed, with all USPS services returning to normal on Thursday. USPS observes New Year’s Day, Martin Luther King Jr. Day, Presidents’ Day, Memorial Day, Juneteenth, Independence Day, Labor Day, Columbus Day, Veterans Day, Thanksgiving, and Christmas. When you can watch ‘The Grinch,’ ‘Rudolph,’ ‘Frosty,’ more 2024 holiday specials on NBC DHL, a global logistics company, also suspends operations on all public holidays, including Christmas. As for UPS, all store locations will be closed and packages will not be delivered. Stores will reopen and deliveries will resume on Thursday. However, UPS Express Critical service is available, customers can call 1-800-714-8779 or visit upsexpresscritical.com.  Central Ohio’s best holiday displays of 2024 FedEx will also suspend operations on Wednesday. FedEx Custom Critical services are available, however, this is a specialty service that requires a separate account. Additionally, Amazon does not deliver on Christmas since it is one of the company’s seven observed holidays. According to Amazon's website, its same-day delivery is not available to Prime members on Thanksgiving Day, Christmas Day, or New Year's Day.