The monthly mean minimum and maximum temperatures over the year in Stockholm, Sweden. Show the average temperatures in Stockholm in Celsius Â» Data from nearest weather station: Stockholm, Sweden (0.0 Miles).
The postal service started the use of postal zones for large cities in 1943. By the early 1960s a more general system was needed. On July 1, 1963, ZIP codes were created for the whole country but they were not mandatory. In 1967, these were made mandatory for many types of mail. The system was soon used for all mail.
Mr. ZIP Codes: Robert Aurand Moon, Inventor of the Zoning Improvement Plan (ZIP) Codes. The Zoning Improvement Plan (ZIP) Codes were invented by Robert Aurand Moon in the 1950âs although they didnât come into use by the Post Office until 1963. As the Father of ZIP Codes, Moon was also known as âMr. ZIP Code.â. Moon, born on April 15, 1917 in Williamsport, PA, was the United States director of mail delivery services for seven years. He started working for the post office in the 1940s as a postal inspector in Philadelphia and Chicago.