No.
Mail does not run on Sundays or the following holidays:
When one of the above dates falls on a Sunday, there is no mail delivery the following day.
No.
No, the post office is not open on Columbus day.
Columbus Day is one of the official holidays of the post office and it is a federal holiday. Mail is not delivered on Columbus Day.
No USPS mail on Columbus Day.http://www.usps.com/communications/newsroom/calendar/federalholidays.htm
Memorial day is a holiday.No mail delivery.
Nope sorry
No mail. It is a federal holiday.
NO
yes
Mail is delivered the first 'working' day after Easter, for many that day is Tuesday.
Yes, it does. (At least in Massachusetts it does.)
Yes, the mail did run on Monday, April 1, 2013. The USPS delivers mail each day unless it is a federal holiday.