Address

The word address has many meanings.

1. In a geographic sense, an address expresses the location of an individual or organization. Different nations use different addressing schemes; see
   • Zipcode (for the United States),
   • Postcode (for the United Kingdom),
   • Japanese addressing system, and
   • Postal code (for other countries.)
2. In communications, an address is the coded representation of the source or destination of a message. Examples include IPv4 addresses and IPv6 addresses, though there are many others.
3. In data processing and computer science, an address is a character or group of characters that identifies a register, a particular part of storage, or some other data source or destination. For computers, the term invariably refers to memory addresses.
4. An address is also the part of a selection signal that indicates the destination of a call.

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