Sos Zip -

It is not just a random string of numbers! "ZIP" stands for . The U.S. Postal Service introduced it in 1963 to help manage the massive boom in mail after World War II.

When writing an address on an envelope, always place the city, state, and ZIP code together on the very bottom line. #PostalTips #Mailing101 #DidYouKnow #Logistics SOS zip