The USPS held at post office at customer request is causing trouble- TFI
332d Post Office Processes Shipment > U.S. Air Forces Central > News
For FedEx and UPS, a Cheaper Route: the Post Office - WSJ
Send Mail & Packages | USPS
Skip the line at the post office with this easy way to ship packages - CNET
Vecteur Stock Post delivery office with reception desk. Postman giving parcels to customer in post department. Postal worker, courier carrying boxes, pushing hand cart. Parcel shipping, correspondence delivery | Adobe Stock