The American Civil Liberties Union (ACLU) is a nonpartisan, non-profit organization whose stated mission is to defend and preserve the individual rights and liberties guaranteed to every person in this country by the Constitution and laws of the United States..
Timeframe. The United States Postal Services reports that as of January 2011, it takes an average of one to three days for First-Class Mail to arrive at its destination. Priority Mail takes an average of one to two days to arrive, according to the USPS. USPS only includes the time a package stays in transit in their estimations. Packages dropped off at a post office during business hours usually leave that day. Packages dropped off after hours may take an additional day.
With Delivery Confirmation, customers can track the status of a package through the USPS website. The tracking feature shows where a package stands in transit and notifies customers when USPS has completed delivery. As of 2011, Delivery Confirmation is not available for First-Class mail.imeframe. The United States Postal Services reports that as of January 2011, it takes an average of one to three days for First-Class Mail to arrive at its destination. Priority Mail takes an average of one to two days to arrive, according to the USPS.