There are are several artists and bands known as Postal. 1)Postal is a mathrock punk emo band from brazil. 2) Postal is one of the rappers in the Norwegian rap crew absurd oppspinn. 3)Postal is a hardcore band from Newcastle, Australia. The seven-piece bands features members of Tired Minds, Hate Bombs and Dog Act. 4) An alternative/melodic death metal band from Belarus. 5) A jazz-groove quintet from Columbus, Ohio.