If you are looking for the general the system was introduced by the USPS on July 1, 1963. It was developed to handle the massive increase in mail volume post-WWII. The National Postal Museum provides a detailed history of how the "Zone Improvement Plan" (ZIP) and the mascot Mr. ZIP were used to convince a skeptical public to use the five-digit codes. Case Number: 202203-147659 - NY DFS
: "147659" was the official number for the SS Cretic , a cargo ship built in 1955. It was later renamed Drina and United Vigour before being scrapped in 1979. 147659 zip
However, the number appears in various technical, historical, and administrative contexts: If you are looking for the general the