In terms of, or by means of, the postal service.

Relating to the collection, sorting and delivery of mail.

A money order purchased at and issued by a post office for redemption at another post office to a named recipient.

simple past tense of go postal

past participle of go postal

Third-person singular simple present indicative form of go postal

Items such as covers and associated material illustrating historical episodes of postal systems.

plural of postal code

plural of postal address

A post office box.