Subdivision codes (ISO 3166-2) Subdivision codes – code that represents the name of a principal subdivision (e.g province or state) of countries coded in ISO 3166-1. This code is based on the two-letter code element from ISO 3166-1 followed by a separator and up to three alphanumeric characters. The characters after the separator cannot be International State/Province Codes. EO13891-OT-275. This page provides the message formats and technical specifications necessary to electronically transmit data to CBP's automated systems. This document may qualify as a “guidance document” as set forth in Executive Order 13891 and interpretations thereof; such guidance documents are not Why is DE the abbreviation for Germany? .de is the country code top-level domain (ccTLD) for the Federal Republic of Germany. The name is based on the first two letters of the German name for Germany (Deutschland). Prior to 1990, East Germany had a separate ISO 3166-1 code (dd), and had never delegated a ccTLD, . dd. The NATO two letter country code of Lebanon is LE and NATO three letter country code of Lebanon is LBN. NATO or North Atlantic Treaty Organization also called the North Atlantic Alliance, is an intergovernmental military alliance among 28 European countries and 2 North American countries. The first two letters of this code correspond to the ISO country codes. pl. stands for plural. (2) The euro replaced the ecu (ISO code = ECU) on 1 January 1999 as well as 12 Community currencies on 1 January 2002. Also, note that the European Commission does not always use ISO 3166-1 alpha-2 codes, including at the Eurostat link above. As explained on Wikipedia: The European Commission generally uses ISO 3166-1 alpha-2 codes with two exceptions: EL (not GR) is used to represent Greece, and UK (not GB) is used to represent the United Kingdom.[10] ISO 3166-1 Newsletter V-8 was published on 2003-07-23. It shows the name of Yugoslavia changed to Serbia and Montenegro. The two-letter country code is changed from YU to CS, and the three-letter code from YUG to SCG. The three-digit code remains unchanged. The new codes were chosen on the basis of the Serbian form of the country name. A Country Code Top-Level Domain ( ccTLD) is a two-letter Internet top-level domains ( TLDs) specifically designated for a particular country, sovereign state or autonomous territory for use to service their community. ccTLDs are derived from ISO 3166-1 alpha-2 country codes. [1] N88Mh.