In communications and information processing, code is a system of rules to convert information—such as a letter, word, sound, image, or gesture—into another...

CODE may refer to: Call of Duty Endowment, a non-profit foundation CODE University of Applied Sciences, a university in Berlin Confederation of Democracy...

A ZIP Code (an acronym for Zone Improvement Plan) is a system of postal codes used by the United States Postal Service (USPS). The term ZIP was chosen...

A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, PIN or ZIP Code) is a series of...

A QR code (quick-response code) is a type of two-dimensional matrix barcode, invented in 1994, by Japanese company Denso Wave for labelling automobile...

Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes...

computer programs Line coding, in data storage Source coding, compression used in data transmission Coding theory Channel coding Coding (social sciences),...

systems to uniquely specify literature references. The Bibliographic Reference Code (refcode) was originally developed to be used in SIMBAD and the NASA/IPAC...

An EPPO code, formerly known as a Bayer code, is an encoded identifier that is used by the European and Mediterranean Plant Protection Organization (EPPO)...

Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number...