Overnight Domestic Shipping Up to 70 Pounds for $39.95 WASHINGTON, Jan.

Most Will Close at Noon WASHINGTON, Dec. 21, 2011 /PRNewswire-USNewswire/ -- All Post Offices nationwide will be open Christmas Eve, Saturday, Dec.

<font size="2" face="Arial"> Helpful Tips from "The Official Shipper" of the Holidays WASHINGTON, Nov.

First-Ever Express Mail Flat Rate Box Debuts When Prices Change January 22 WASHINGTON, Nov.

USPS Publishes 2011 Recommended Holiday Mailing Dates for APO/FPO Destinations WASHINGTON, Oct.