U.S. Postal Service Confirmation Services are the convenient and cost-effective way to track critical letters and packages. Take advantage of our $15/month offer. Order now and receive [5 free Priority Mail® shipments]. Delivery Confirmation and Signature Confirmation provide online tracking of critical letters and packages E-Certified Mail provides online tracking of Certified Mail. No more need for a return receipt. Conveniently check delivery information, the time, date, location and who signed for your Priority Mail® letter or package Provide a cost-effective alternative to using overnight services for tracking purposes Calculate your savings Eliminate trips to the Post Office to purchase special services Consolidate accounting for mail, parcel, and document delivery services Take advantage of special rates and services with Priority Mail® Tracking information is available online 24/7   FAQs