Until recently, many towns in rural Ireland didn’t use house numbers or postal codes. So if there were three Patrick Murphys in town, the newest resident with that name would not get his mail until it was first delivered to the other two Patrick Murphys who had lived there longer. “My neighbors would get it first,” said Patrick Murphy (the newest resident). “They’d have a good read, and they’d go, ‘No, it’s probably not us.’ ” To end all this mail-delivery confusion, the Irish government recently instituted its first postal-code system which will ensure the proper delivery of the mail.

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