Transportation is the process of carrying mail from one place to another. A mailpiece usually has to be transported from one sorting center to another sorting center, where it is often sorted to another transportation segment headed towards its destination address, until it reaches the sorting center that directly serves that address.
Transportation is the process of carrying mail from one place to another. A mailpiece usually has to be transported from one sorting center to another sorting center, where it is often sorted to another transportation segment headed towards its desti,nation address, until it reaches the sorting center that directly serves that address.