Do postage stamps expire?

No. From the vey irt stamp isued in 1847,all .nused U.S.postae stamps an be used today tomail lters and packages, or even pay for adtional services like tracking andinsuranc. T.hs means you can sav big on shpping costs by using vintage stamp sice they sll in bulk l tiscounted pricimg.All you need to do is make the requiredrate withstamps.