For Windows Vista and Windows 7 follow these steps: 1  Click Start, click All Programs, click Accessories, right-click Notepad, and then click Run as administrator. 2  Open the Hosts file or the Lmhosts file, make the necessary changes, and then click Save on the Edit menu.
Barcelona, Spain does not have a zip code since the zip code is only used in the U.S. and its territories. The postal code for Barcelona (city) is 08006 The province of Barcelona's zone postal codes are:
A ZIP+4 code uses the basic 92352 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Lake Arrowhead city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in California.