The familiar five-digit number was part of a nationwide effort to modernize the mail.

Take Two translates the day’s headlines for Southern California, making sense of the news and cultural events that affect our lives. Produced by Southern California Public Radio and broadcast from ...

Mr. Zip, a gangly cartoonish figure with wide friendly eyes and a neat blue mail carrier's uniform, emerged fifty years ago to help the U.S. Postal Service promote its newest idea: five numbers added ...

On July 1, 1963, the U.S. Post Office Department introduced the ZIP code program to get a handle on the heaping surplus of mail. Today, those five digits represent much more for American society. Back ...