In early 2016, some users reported having received e-mails from Academia.edu where they were asked if they would be interested in paying a fee to have their papers recommended by the website's editors. This led some users to start a campaign encouraging users to cancel their Academia.edu accounts.
The main difference between zip code and postal code is that zip code is used as a code in United States while postal code is used in rest of the world. ZIP Code. ZIP code is postal code system that is being used by U.S. Postal Service (USPS) since 1963.
Best Answer: The ZIP code is the system of postal codes used by the United States Postal Service (USPS). The letters ZIP, an acronym for Zone Improvement Plan,[1] are written properly in capital letters and were chosen to suggest that the mail travels more efficiently, and therefore more quickly, when senders use it.