Nationwide, USPS (the US Post Office) delivers Express Mail, the expedited one-to-two-day mail service, 365 days a year. General residential service is not provided on 10 days each year, which are holidays for the letter carrier craft. 5 of these are Monday holidays.
These days are legal holidays in the US :
- January 1 New Year's Day (mail holiday Jan. 2 if January 1 is a Sunday)
- Martin Luther King Jr. Day (birthday observed on third Monday in January)
- President's Day (legally Washington's Birthday, observed third Monday in February)
- Memorial Day (historically May 30, observed since 1968 on the last Monday in May)
- July 4 Independence Day (mail holiday observed Monday July 5 if it falls on Sunday)
- Labor Day (observed first Monday in September)
- Columbus Day (historically October 12 , observed second Monday in October)
- November 11 Veterans Day (mail holiday Monday November 12 if it falls on Sunday)
- Thanksgiving Day (fourth Thursday in November)
- December 25 Christmas Day (mail holiday observed Monday Dec. 26 if Christmas is a Sunday)