USPS is short for United States postal service, you can use trackingmore to track your usps packages & usps certified mail status
USPS Post is an independent agency of the United States federal government responsible for providing postal service in the United States, Founded in July 1, 1971. headquartered in 475 L'Enfant Plaza SWWashington, D.C. 20260-0004.
USPS Service Label Formats:
Support sixteen different languages,so it's convenient for users from different countries
www.usps.com
+18002758777