Delivery Confirmation may be used with the following services:
First-Class Mail® Parcels Priority Mail® Package Services Parcels - Includes Parcel Post® , Media Mail® , Bound Printed Matter (paid by permit imprint only), and Library Mail. Standard Mail® Parcels - must be less than 16 ounces and mailed at the electronic price. Parcel Select® - must be mailed at the electronic price. Hold For Pickup - Shipments are mailed and held securely at designated Post Offices up to 15 days depending on the product selected.