ten mins
express time
Priority Mail Express generally is delivered the next business day.
Priority mail is advertised as taking 2 to 3 days. It typically takes two days between large cities. It is not guaranteed and on occasion has been known to take weeks. If you need overnight service, use Express Mail. They will refund your postage if Express Mail does not arrive when promised. Depending on when you drop it off and where it is going, Express Mail takes 1 to 2 days.
Generally, 1-2 days. I believe.
overnight
1 to 14 days or more
Generally, 1-2 days. I believe.
. 3-5 days by express mail :)
First Class Mail is delivered in 3 to 5 days.
Priority Mail Express generally is delivered the next business day.
I don't have a complete answer, but wouldn't one of the factors be your starting point?
3 to 5 days