United States Postal Service® Quarterly Performance for Single-Piece First-Class Mail® Overview Since 1990, the Postal Service™ has contracted with a third party vendor to measure First-Class Mail® service

First Page		Document Content
Date: 2016-08-11 14:21:29		United States Postal Service® Quarterly Performance for Single-Piece First-Class Mail® Overview Since 1990, the Postal Service™ has contracted with a third party vendor to measure First-Class Mail® service Add to Reading List Source URL: about.usps.com Download Document from Source Website File Size: 190,46 KB Share Document on Facebook