When we last left this subject, I told you all about Transorma, the first letter-sorting machine in semi-wide use. But before and since Transorma, machines have come about to perform various tasks on ...

When mail volume is up, why are automatic sorting machines being removed from post offices (”USPS says it can’t offer any guarantee,” Aug. 15)? It took 11 days for me to receive a card from a ...

U.S. Postal Service officials on Aug. 13 showcased the improvements it has made at its Canton Sorting and Delivery Center. The Canton facility has a new mail sorting system and new delivery vehicles.