+Country codes are brief identifiers, typically numeric or alphabetic, assigned to nations and regions. They facilitate global communication, from [Telephony](/wiki/telephony) to [Internet](/wiki/internet) domains, ensuring unique identification across borders. These concise symbols are crucial for international systems.
+## See also
+- [ISO 3166](/wiki/iso_3166)
+- [Dialing Code](/wiki/dialing_code)
+- [Top-level Domain](/wiki/top-level_domain)