USPS
Can deliver mail anywhere between the hours of 7:00 am - 8:00 PM ( HOME )
5:00 am - 4:00PM (Business)
Mail is classified by the time it takes it to arrive to its destination. All mail starts with First Class, if a letter needs to arrive sooner Priority or Overnight classifications are used.
my royal mail delivers normal post to my house at 10am-11am
Pretty much
United States Postal Service can not guarentee standard mail to arrive by any specific time. It is estimated that standard mail will arrive 2-9 days. If you require letter to arrive earlier you can send it Priority Mail, which will arrive within 2 days in most cases.
It usually takes all mail at least 6 days to arrive.
a long time
If you worked long enough for Time Warner to receive a W-2, it should arrive in the mail. If you do not receive it in the mail, you can go on their website or call them for assistance.
Within 12 - 14 days
First Class Mail is delivered in three to five days.
It should take one day to arrive and possibly up to 3 working days from time of mailing to be delivered.
It will usually just take one day for a piece of mail to arrive in RI from NY. There is no need to send the mail for overnight delivery.
The time varies from a week to several weeks