Of course it is, because many people want to meet their demands. Especially on the holidays. And since it's the holidays, they might delay mail.
Yes
Some post offices are open every day of the year, and express mail is delivered on Christmas Day.
The USPS has never delivered on Federal Holidays.
Bank holiday monday, Christmas day and other national holidays.
Yes, mail will get delivered day after New Years in NZ.
Is there mail on Christmas Day in florida
No, the mail is not delivered on Veteran's Day.
In the US, the day after Thanksgiving is not a federal holiday, so the mail will still be delivered.
Mail is not delivered on Sundays because that is when mail men/women have a day off from work.
Until a few decades ago, mail in the US was delivered twice daily on weekdays.
Yes, but if your post office is closed on saturdays I wonder if the mail will still be delivered.
In the US, the day after Thanksgiving is not a federal holiday, so the mail will still be delivered.
Yes