The present invention provides a postage ad label assembly. In a preferred embodiment, the assembly includes a label having a print side onto which an advertisement can be printed and an adhesive side. A pressure sensitive adhesive is affixed to the adhesive side and releasably secures the label to a backing member. A postage stamp is affixed on the print side of said label. Said label can be peeled from said backing member and placed on an envelope to affix postage to the envelope for mailing.